Does your account show as a premium account?
Free accounts only allow you to play 1 sim, is it correct you can only play 1 sim?
The sims you can't play, are they greyed out or anything?
As for your not being able to view your eal sims, and instead the betaville sims, it could have something to do with your target line.
What is your target line on the icon you use to start eal?