Bankroll question

[Falker11]

What should my bankroll be if I plan to play 10+1 sngs on PP? I'm thinking 20 X sng = $220 should be enough. Do u think this is too little? Do you think i could get away with starting even lower?
Thanks
Falker

[Voltron87]

No, not if you have to ask. 30 buy-ins is solid.