An image library is a collection of ready to use visuals that can support print design, marketing and campaign planning. The WTTB Image Library includes eye catching in situ imagery for products such as leaflets, brochures, posters and more, with visuals tailored to industries including retail, accommodation, education and other sectors.

Imposition is the layout of pages on a print sheet so they end up in the correct order and orientation after folding, binding, and trimming. It ensures the finished booklet or book reads properly from start to finish.

InDesign is an Adobe design program used to create print ready layouts such as books, brochures, and magazines. It is commonly used because it handles pages, typography, and export settings suited to professional printing.

Ink set off is when wet or slow drying ink transfers from one printed sheet onto another, leaving unwanted marks. It is more common in litho printing and can happen when sheets are stacked before the ink has fully dried.

Orientation describes how your artwork is set, either portrait which is taller than it is wide or landscape which is wider than it is tall.

For folded items, orientation refers to the flat artwork before folding, and artwork can be single sided or double sided depending on whether you are printing one side or both sides.

Check out our full orientation support guide.

Text pages are the inner pages of a book that contain the main content. They are supplied separately from the cover when the job uses a split PDF setup.

Text paper is the stock used for the inner pages of a book or booklet. It is chosen for readability, feel, and how it handles ink across large page counts.

Thread sewn is a binding method where pages are stitched together in sections before being attached to the cover. It creates a stronger, longer lasting book and allows it to open more easily.

Should you require a quote for thread-sewing, contact our Bespoke printing services.

The trim line is the boundary showing where your artwork will be cut to reach the finished size. Anything outside the trim line is removed during cutting, so key content should stay inside it.

Trustpilot is an independent review platform where customers can read and leave reviews for WTTB. Trustpilot reviews help new customers learn more about our print quality, delivery and service before placing an order.

If you have ordered from WTTB, you can also leave us a Trustpilot review to share your experience.

A typo is a spelling or typing mistake in your text or numbers. Checking for typos before printing is important because they will appear on every finished copy.

Please note that, WTTB does not take responsibility for any spelling mistakes. All jobs are printed from the original artwork files that are supplied.

NCR paper is a carbonless paper that creates duplicate copies when you write on the top sheet. It is commonly used for order pads, invoices, and delivery notes.

Check out our How to Prepare Files for NCR Printing support guide

Numbering is a print feature where each item is given a unique sequential number, often used for tickets, vouchers, and forms. It helps with tracking, security, and record keeping.

A QR code is a scannable square code that lets people use a phone camera to open a website or access digital content from a printed item. WTTB offers CAMIcodes, which work in a similar way to connect print to online content such as landing pages, menus, downloads, or contact details.

Uncoated paper is a stock with a natural non shiny surface and a more textured feel than coated papers. It is easy to write on and gives print a softer, more muted look.

UV varnish is a clear coating applied to print to add protection and a glossy finish, then cured instantly using UV light. It can be applied overall or to selected areas for extra impact.

Glues used to stick pages, covers or materials together. Adhesive is used in books, pads, folders and other print materials.

Your design files are considered artwork. It is what we require you to upload in order for us to print.

A guide you can download that shows you bleed, safe zones and fold lines to ensure you position your design correctly for print.

Setting up artwork can be tricky. That's why we offer two levels of artwork checks to help avoid delays or rejections and ensure the best result.

• Essential Check (Free) - A basic check to make sure your file meets the minimum requirements for printing.
• Technical Check (Small Fee) - A more detailed review to spot potential issues and help you achieve the best possible print result.

A custom print job made to your exact requirements when a standard product option is not suitable. This extends to custom sizes, speciality stocks, tailored packing and more.

Binding is how the pages are held together. There are multiple methods of binding, for example, staples, glue, wire or thread.

Watch our video on book binding types here.

The bleed is additional design that extends past the edge of your artwork. This is important, because when your artwork is trimmed, there are no white edges.

WTTB's dedicated book page where you can find everything you need to know about our number one service.

Finished size is the final trimmed size of your printed item once it has been cut and any finishing has been applied. It is the size the product will be when it arrives.

Finishing refers to the processes applied after printing to enhance the look, feel or function of a product. These final steps, such as lamination and Scodix, can add protection and create premium effects.

Flat size is the full size of your artwork before any folding, trimming, or binding is applied. It shows the overall dimensions of the piece while it is still laid out flat.

A font is the specific style of lettering used for text in your design, such as its shape and weight. Choosing the right font helps set the tone and keeps your artwork readable.

Lamination is a thin plastic film applied to printed material to protect it and enhance its look and feel. Common options include matt, gloss, and soft touch lamination.

Landscape describes a page orientation where the layout is wider than it is tall. It is often used for presentations, images, and designs that need extra horizontal space.

Check out our Orientation support guide to find out more.

Large format, also called wide format or POS print, refers to printing for oversized items such as posters, banners, signage, and point of sale display materials. It is used when you need graphics produced at a much larger scale than standard sheets.

Leaflet distribution is a service where your printed leaflets are delivered to homes or businesses in a chosen area. It is used to target specific locations for local marketing and promotions.

Litho print, is a traditional printing method where ink is transferred from plates onto paper, making it ideal for high volume runs and consistent high quality results. It is commonly used for magazines, brochures, and other large print quantities.

Low resolution, or low res, describes an image that does not have enough detail for sharp printing, so it can look blurry or pixelated. For best results, print images are typically supplied at 300 DPI.

Check out our full DPI support guide.

Make-ready is the setup process carried out before a print run begins, where the press is adjusted and test sheets are checked for colour, alignment, and quality. Once make ready is complete, the job can be printed consistently.

Print materials are the papers, cards, vinyl and other stocks used to produce printed products. Choosing the right print material can affect the look, feel, durability and finish of your print, from premium paper stocks and waterproof materials to rigid signage and eco-friendly options.

Use our Print Materials page to explore the materials we print on and find the best option for your project.

Merchandise, also called promotional products or branded merchandise, refers to printed branded items that are not paper based, such as mugs, clothing, and bags. These products are used for marketing, giveaways, and brand awareness.

A micron is a unit used to measure material thickness, commonly for plastics such as PVC and vinyl. It helps indicate how thick and durable a sheet or film will be.

RGB is a colour mode used for screens that mixes red, green, and blue light to create colour. Because printing uses inks rather than light, RGB colours can shift when converted to CMYK for print.

Registration is how accurately different colours line up during printing so the final image looks sharp and correct. Poor registration can cause coloured edges or a blurred effect where colours do not align.

Rewards are discounts, cashback and print perks given to registered WTTB customers based on their recent spend. Your reward tier is calculated in real time, so the more you spend on print, the more you can save through sitewide discounts, cashback and extra benefits.

When you register, you can access instant Silver Tier benefits for 30 days, including cashback and up to 15% discount when you opt in to marketing.

Rich black is a darker, more saturated black created by combining black ink with one or more CMYK inks. It is often used for large solid areas to give a deeper black than using black ink alone.

A common CMYK code for rich black is C60 M40 Y40 K100.

Round corners are a finishing option where sharp corners are trimmed into a smooth curved shape. It gives a softer look and can help reduce corner wear on items handled often.

Hemming is when the edges of a out door banner are folded over and reinforced to strengthen them and help prevent tearing. It is often used on large format prints to improve durability and finishing.

A hickey is an unwanted spot or mark on print caused by dust or debris on the press, which stops the ink from laying down cleanly. It is most commonly associated with litho printing where tiny particles can transfer onto the sheet during a run.

Debossing is a finishing technique where a design is pressed into paper or card to create a recessed, indented impression. It adds subtle texture and depth without using ink.

If you require a quote for debossing, contact our Bespoke printing service.

Die cut is when a printed piece is cut using a custom cutting tool to ensure it finishes in a specific shape, rather than a standard rectangle. It is often used for presentation folders to create accurate pockets, among other things.

Digital printing is a modern print method that produces work directly from a digital file, making it ideal for short runs and fast turnaround.

DPI, or Dots per Inch, describes how sharp an image will print. The higher the DPI, the more detail in an image. For best quality print files, WTTB recommends supplying images at 300 DPI.

Drill holes is the process of punching small holes through printed sheets, so they can be filed in binders, inserted into folders or be hung for display.

A dummy is a sample or mock up made to show how a printed item will look and feel once finished. It helps check size, page order, folds and binding before full production.

Should you require a dummy prior to the main print run, contact our Bespoke printing services.

A dust jacket is a removable printed paper cover that wraps around a hardback book to protect it and add extra space for design and information. It usually includes flaps that fold inside the front and back covers.

If you require a quote for printing dust jackets for your books, contact our Bespoke printing service.

Embossing is a finishing technique where a design is pressed from underneath to raise it above the surface, creating a textured 3D effect. It is often used for logos, titles and details on premium print.

If you require a quote for embossing, contact our Bespoke printing services.

Endpapers are the sheets at the front and back of a hardback book that connects the text block to the inside of the cover. They add strength to the binding and can be left plain or printed for extra impact.

Eyelets are small metal rings fitted into a banner or sign to reinforce holes for tying, hanging or fixing in place. They help prevent tearing and make the finished piece more durable.

Exhibition printing refers to the printed materials used to promote a brand, product, or service at events, trade shows, and exhibitions. This can include exhibition stands, roller banners, signage, display boards, flyers, business cards and promotional items.

For a complete setup, visit our Events and Exhibitions Hub for exhibition printing products, event print advice, and display ideas.

Express Print is a fast turnaround printing service for customers who need urgent print produced and dispatched quickly. Orders placed before the product cut off time can be dispatched the same day for next working day delivery, helping reduce delays on time sensitive print jobs.

Cut off times vary by product and are shown on each product page. Visit our Express Print category to see the full range of fast turnaround printing products.

Gloss paper is a smooth, shiny paper finish that makes colours appear brighter and more vibrant. It is often used for photos, flyers, and marketing materials where you want strong colour impact.

Grain direction is the way the paper fibres are aligned within a sheet. Folding with the grain helps the paper bend cleanly and reduces the risk of cracking, especially on thicker stocks.

Should you require the grain of the paper for your job to run in a particular direction, contact our Bespoke services.

Grammage, measured in GSM, is the weight of paper per square metre and is used to indicate how thick and sturdy a sheet will feel. A higher GSM usually means a thicker, heavier stock.

The gutter is the inner margin next to the binding where two pages meet in a booklet or book. Keeping important text and details out of the gutter helps ensure they stay visible after binding.

A guillotine is a cutting machine used to trim printed sheets to their finished size with a clean straight edge. It is used for precise trimming during production.

Varnish is a clear coating applied after printing to add protection and adjust the finish, often adding extra sheen. It can be applied across the whole sheet or to selected areas for emphasis.

VAT, or value added tax, is a tax included in the price shown, so the total you see is the total you pay. Some WTTB products are available VAT free, depending on the product type and use.

Versions are variations of the same design printed with small changes between copies, such as different offers, locations, or text. They are useful when you need multiple similar designs without creating completely separate jobs.

White space is the empty area around text and images that helps a design feel clear, balanced, and easy to read. It improves hierarchy and gives important content room to stand out.

Pagination is the page numbering of a document and the order those pages are set in for print. It helps ensure multi page items are arranged and read correctly.

Pantone, also called a spot colour or PMS, is a standardised ink colour system used to match specific colours accurately in print. It is often chosen for brand colours where consistency matters across different print runs.

Should you require your job to be printed in any particular pantone colours, contact our Bespoke print services.

A PDF, or Portable Document Format, is a file format that preserves your layout, fonts, and images, making it the preferred format for supplying print artwork. Print ready PDFs help ensure what you send is what gets produced.

Perfect binding, or PUR binding, is a bookbinding method where pages are glued into a spine to create a soft cover book. PUR uses a stronger adhesive, giving a more durable bind than standard perfect binding.

Personalisation is printing where text or details change on each copy, such as names, codes, or addresses. It is commonly used for direct mail and tailored marketing.

PP means printed pages and it counts each printed side, so a sheet printed on both sides is two PP. It is often used to describe page counts for books and brochures.

Pre-flight is the process of checking your artwork before printing to catch issues such as missing bleed, low resolution images, or incorrect fonts. It helps ensure your file is print ready and will produce the expected result.

Pre press is the stage where artwork is prepared for printing, including file checks, proofing, and creating print ready output. It covers everything that happens before the job goes onto the press.

A press is the printing machine that applies ink or toner to produce your printed product. The term can also refer to the stage of production where the job is being printed.

Printed sides refers to whether your artwork is printed on one side of the sheet or on both sides. It is often described as single sided or double sided printing.

A print reseller is a business that buys printing services from a print supplier and sells them to its own customers. This is common for designers, agencies, marketers and businesses that need reliable commercial printing without producing everything in-house.

The WTTB Trade Print Reseller Hub supports customers who manage print for others, with trade friendly printing services, product options and tools to help supply professional print to their clients.

A proof is a preview of your artwork produced before the full print run to check layout, content, and colour. It helps spot any issues before the job goes into production.

Canva is an online design platform used to create artwork for print, including flyers, posters, business cards, booklets and other printed products. The WTTB Canva Hub brings together Canva print templates, tutorials, a Canva checklist, blog articles and a list of comprehensive Canva products to help customers design and prepare print-ready artwork.

Before ordering, check that your Canva artwork includes the correct size, bleed, safe zones and file export settings so it is suitable for professional printing.

Case bound is a hardback format where the text block is fixed into a rigid board case, giving the book a durable premium finish. The cover and pages are made separately and then joined, helping the book keep its shape over time.

Charity printing is used by charities, fundraisers and not-for-profit organisations to raise awareness, promote events and support fundraising campaigns. It can help good causes share their message through affordable printed materials, from campaign leaflets and posters to event signage and donation materials.

For charity print support, fundraising materials and promotional print for good causes, visit our Charity Printing page.

Clearance printing includes discounted print products, end of line items and surplus stock available for a limited time while stocks last. It is a useful way to save on selected printed products, materials and ranges when clearance offers are available.

CMYK is a four colour printing process that uses cyan, magenta, yellow and black inks to reproduce full colour artwork on paper. It is the standard colour model used for commercial printing.

A crease is a line pressed into paper or card to create a controlled fold, helping it bend cleanly without cracking. It is commonly used for greetings cards.

Creep is when the inner pages of a folded booklet stick out slightly beyond the outer pages because of paper thickness. It is planned for in the artwork and trimmed after binding so the finished booklet looks neat and even.

Saddle stitch is a binding method where folded pages are nested together and stapled through the centre fold. It is commonly used for booklets, magazines, and programmes with lower page counts.

Safe zone, also called safe area, is the part of your artwork kept away from trim and folds so important text and details do not get cut off. WTTB templates show the safe zone clearly to help you position content correctly.

Sample packs are printed examples you can order to check paper types, finishes, and print quality before placing a full order. They help you choose the right options with confidence.

Scodix, also called spot UV, is a finishing technique that adds a raised glossy layer to selected areas of your design to create texture and contrast. It is available in clear, gold, and silver, and requires artwork to be set up correctly to define where the effect will be applied.

Silk paper is a smooth stock with a soft low sheen finish that sits between gloss and uncoated. It delivers strong colour while staying easy to read, making it a popular choice for brochures, leaflets, and booklets.

Single PDF upload means supplying your cover and inner pages together as one PDF file rather than separate files. It keeps the job in one document and can simplify upload and file checking.

Small format print refers to everyday printed items produced on standard sheet sizes, such as business cards, leaflets, and booklets. It is typically used for marketing materials and general business stationery.

Social media platforms are online channels used to share print inspiration, design ideas, product updates and examples of printed materials in real life. WTTB uses social media to showcase printing ideas for businesses, events, marketing campaigns and creative projects.

Follow WTTB on:

• Facebook
• Instagram
• Pinterest
• LinkedIn
• YouTube
• TikTok

The spine is the edge of a book where the pages are bound together and the cover wraps around. It often carries the title and helps the book sit neatly on a shelf.

WTTB indicate the spine width/size you will need to set your artwork up to on our product pages for Perfect Bound Books and Case Bound Books.

Spiral binding uses a double loop metal wire to hold punched pages together so the document opens flat. It is commonly used for notebooks, calendars, and manuals that need to lay open neatly.

WTTB call our spiral-bound products, Wiro Bound Books, because we use white wire instead of plastic. Should you require plastic or a different colour to white, contact our Bespoke service.

Split PDF means supplying your artwork as two separate PDF files, usually one for the cover and one for the inner pages. This is common for books where the cover and text have different specifications or finishing.

At WTTB, you can either supply your saddle stitched book artwork as a split PDF, meaning text and cover, or as a single PDF which combines both.

A spread is two facing pages viewed together, such as a left hand page and a right hand page in an open book or booklet. Designing with spreads helps you plan how images and text flow across the centre fold or binding.

Stock is the material you print on, such as paper, card, or synthetic sheets. Different stocks affect thickness, texture, colour, and how the finished product feels.

Support guides are WTTB online help articles that explain how to set up and supply print ready artwork. They cover key topics like file preparation, templates, and product specific requirements.