To play more comfortable I would play $1.10 tournaments and I would keep playing freerolls to add more money to your bankroll and then play higher stakes.
First congratulations 🎉 on your achievements. Bankroll management is very important $150 I would play $1 buy ins till I reach $200 then play $2 buy ins till you reach $400 and so on. But cards chat has a forum dedicated to bankroll management. Very helpful check it out.
We get a lot of discussion on here around what to do when you're trying to build a bankroll from a small amount. Maybe you've just had a freeroll cash, maybe a friend's been kind enough to transfer you a small amount or maybe you've deposited in the past and you've only got a few bucks left. How...
for sure micro stakes , i would advice to play tourneys of 1$ or less , for more you cannot afford it , but i guess you can try some sats with your profits , some very cheap sats , also there are centrolls or freerolls or free sats , so ...