Depends on what setup you want portable or permanent...
You can do portraits with just one light but for proper setup you will need at least 3...
Have a look at http://www.lastoliteschoolofphotography.co.uk for some ideas...
You will also need background, light modifier, triggers etc....
Read some of the other posts, lots of people setting up home studios..
![]()
This link seems broken. Any chance of checking it? Thanks
If you want to do the most basic portraits using just one light, you can do that pretty well for around £100 using a hot-shoe gun with a brolly on a stand, plus a reflector.
this. I've got a speedlite plus stand plus softbox and starting to take some awesome pics. You can do a lot with one light if you dont use a backdrop and use on location style shots, but when the backdrop is included it can start to add an extra dimension as if it is black you need to seperate the model from the background, and if is it white you need to blast out the white and with coloured background you may want to produce a lighted gradient on the backdrop... and ... etc....