1. Correct template is used for the option you opt for (Templates here)

2. All your artwork is designed in CMYK colour mode, and not RGB (unless specified otherwise)

3. Design & supply instructions are followed correctly (as instructed on templates and short video demo guides linked below)

4. Correct bleed is applied to all artwork supplied

5. Template guides are removed before flattening the final image

6. Your completed artwork is supplied at 300dpi & at the correct dimensions, as print ready PDF’s