This is a discussion on How many buy-ins should i have within the online poker forums, in the Learning Poker section; So I'm playing on poker stars, How many buy-ins should I have before moving up in say a cash game or moving up in a
I would say it depends on your level of comfort, and how risky you want to play it. 100 buyins is definitely the recommended safe option, but I don't see a problem with less than that (down to maybe 40 BIs) just keep a track of everything, make sure you know where your money is going and have fun.
When I started playing poker, a great poker player, Daniel Negreanu, said that: when you want to play cash, you have to divide the banckrol by 10. That is: if you have a banckrol of $ 10 you have to sit at a table of at least $ 1. That is, at the table with blinds bb-2 cents, sm-1 cent.