You cannot use your L1B visa to work for a different employer.

How can I continue to work while my R1 change of status is still pending and my OPT EAD is expired?

You are not allowed to work once your lawful status expires. You should contact your company's attorney for further details.

If I am currently in the US, must I return to my country to get my R1 status?

You will not need to travel in order for your change in status to get into effect.

Green card directly from OPT?? O1 visa?

You should contact the company attorney in charge of your case.

Answer to Question #16 in 1-765 EAD form

If you are having trouble completing the form on your own, that is a good indication that you need an immigration attorney to help you.

Is there any possible way to get married in the Philippines before getting married in the US using the K1 visa?

You only need to get married once and if you marry in the Philippines, you can file a petition for alien relative.

1 year or 3 years H1b visa extension in EB2 green card proccess?

You should resend this questions with more details.

What will happen if I get divorced or moved out to live on my own while renewing my conditional I-751?

If you plan to divorce your husband while your green card is conditional. You must consult an attorney immediately. You could lose your green card...

Can new employer re-instate revoked H1B even though H4 petition is still under process?

There are too many issues to discuss on this forum. Please consult an attorney as soon as possible.

Is an immigration lawyer in addition to a criminal defense lawyer needed ?

Absolutely! Many criminal defense lawyers do not understand the immigration consequences of a criminal conviction.