I got my wife done h4 to h1, now

1. how long she shud wait to get Job?
2. After how much time her status gets void.
3. I am not sure if its 60 days, but is there any way I can wait for long time if she doesnt get job soon? as currently her consultant saying wait for getting SSN as after that he will start marketing resume.

please let me know, thanks in advance.

Vik