No but you will likely need a joint financial sponsor. Also he can't be the recipient.

B1 rejected because I had applied for Green Card

Certain documents can be presented at the consulate to show non immigrant intent but it is very hard to do with a pending I-130.

Family-Based Green Card

I agree with mr Eichorn

GC For My Brother and Family

While there is no specific law against traveling (especially in such a hugely back logged category), my colleague is correct that CBP can refuse...

. What can I do to go back to the US.

I agree withy colleague.

What can I do to be able to re enter USA?

No one can guarantee you entry at the border as it is at the hands of CBP officers. Obtain a certified criminal disposition when you travel.

Citizenship through grandparent

I agree with my colleague in that these cases are very complex. Retain an attorney to research. Also much more information would be required.

You have to leave and reapply at the port of entry. Does not have to be a flight. For example, you can go to Canada and get back in and reapply.

My cond GC is expiring on 01/19/13 and i am filing I-751 this weekend.How much time it will take to get my ext letter and GC?

The receipt notice comes on very quickly if you do things right. Literally about 2 weeks or so at least in my experience.

What can be done when you are found using double details?

What exactly do you need help with? Getting a non- immigrant visa for yourself or your husband ?