I don't quite get u.
 
For the lightning, we usually use front (butterfly lightn) and side lightn. As for the color and background, it is either black,grey for low key and white for high key.
As for the cloths, pro model have more nicer cloths than the freelance one. As for posing, no one can tell whetyher she can pose or not . If she has editorial experience, good for u . If not ,u have to pose her
The budget is set at the minimum of $450, any thing less is a No.Therefore 1 person  can pay $450 straight up, he can shoot straight away.