An age old question here is how much money? You can spend a fortune but some good things  I  can recommend from use and from friends past and present is provided on this link and all great value for money

http://www.mps-photographic.co.uk/studio.htm

Danny O'Byrne  http://www.digitalartzone.co.uk/

"All the technique in the world doesn't compensate for the inability to notice" Eliott Erwitt