Originally Posted by Arjonius

If you're being blinded off, you're playing too tight. Are you stealing your share of blinds? If you're being called light by opponents who play straightforward poker, it seems likely you can win quite a fair number of pots by continuation betting when neither of you has much. Of course, it's nice to do this in position.

Also, fast structures tend to favor aggressive play in general, which suggests you may want to consider widening you opening range, and your raising range if you're limping behind frequently.