Jacks or Better revolves around a combination of betting strategy and actual card choices. As with normal poker, you'll eventually need to memorise the information on your Jacks or Better strategy chart. What's the likelihood of other hands being higher than yours? In particular, where are the other high-level cards? The more Jacks or Better free games you play, the better your sense for all of this will become. You can only learn so much from Jacks or Better tips; to win, you need to put them into practice and create new strategies of your own.