Test, test, test. Let me make a sober note at this point. From the first shot in your new in-house photo studio keep a notebook. Note the object, its distance from the backdrop, where the lights are and what combinations of reflectors you used. This info will come in very handy once your name gets around and the big clients start knocking on your door.
Lighting is everything.
With the right lighting even some of the lower cost cameras will do a surprising job. You'll need a good, sturdy tripod, extension cords and a switch box to run the lights remotely. You'll also want an assortment of various clamps, some clay, and don't forget the Duct Tape. You may also want to pull up the Diagram in a second window and keep it handy. We'll be referring to it throughout the piece.