A.you need to buy:
1. rller frame and 1/4"roller cover
2. paint tray for roller
3. 1/2" and 3/4" brushes(flat and one with an angle of about 30 egrees for all the corners)
4. 1 mill thick drop cloth to cover your carpet, 0.7 mill to cover any where that you do not want to paint it, such as windows, doors,
5. 1/2" and 1" masking tape
6. 6' long pole(either wood or aluminum) for roller frame,
7. 6' ladder
B. go to paint shop and ask all the detail
see, how easy it is! :)