Small pocket pairs and suited connectors have much less value in limit, since implied odds are much less.
Fold pocket pairs (22-66) and suited connectors (32s-T9s) in early position.
In 6-max, don't open-limp, ever. Axs is a limp generally, you may raise A9+.
There is a good 6-max chart in this thread:
6-max starting hands