Your canvas (with 3 images on it) should be a .jpg and preferably in the sRGB colour space and sized at 1600 pixels wide or 1200 pixels tall (whichever is the greater).

Your image File Name must be in the format of - Your Picture Title_Your Name.jpg - e.g. "A Lovely Picture_Joe Bloggs.jpg" without the " " - No numbers, punctuation or other special characters. Do not USE ALL CAPITAL LETTERS for your title or your name.

PLEASE NOTE!!!
You will receive a confirmation email if your images have been received ok.