1.Through freerolls tournaments. In PokerStars this way the most complex. To pass the crucible of qualifying from 9000-10000 people, it is not easy. But if a little money, then more will be much easier. For example there is a great tournament with a guaranteed $ 40000, with an entrance fee is $ 3.30. The first place it will allow to feel much more confident in the material.:). Frankly, when the play began, PokerStars was not my favorite poker room. Marathon too-much for me to have them freerolls. But immediately after the deposit of life have established). And the $ 50 share, and is not as great investment.
And yet, perhaps you should try to play in other poker rooms . Number of players in their space and succeed in freeroll much easier.

2. Use no deposit bonuses. Read more here .

Good luck!