Years ago I worked in an advertising agency that made flyers for newspapers, they wanted photographs without distractions in the background for the four-colour printing process. Photographs without a seam between what you are photographing is siting on, and the wall behind it as in this photograph.
Step 1: Seamless Backdrop Design
This is called a seamless backdrop, where the wall behind what you are photographing blends in with what you are photographing is siting on. Seamless backdrops are easy to make and I will show you how to make one out of simple materials.
Flexible card sheet
2-inch Gorilla tape