1:How to send Pictures? You can give me a direct private letter through You can also use the email, you can ask for an email address by private message You can give us download link for the picture. 2:Can you print the back side? We can print the back side. IMPORTANT: You can send Picture, Vector file(.SVG .EPS .AI .CDR) to us, if picture, please send the HIGH DEFINITION picture to us, because not HD picture, we can't print clearly, thanks for your understanding. Note: 1.There is 1-3CM difference according to manual measurement. 2. Kindly to compare your detail size with our size table before you buying. 3.Please note that slight color difference should be acceptable due to  the light and screen.