How long in advance can I renew my TN at a point of entry?

Arrive at the POE September 25 or before for processing

There are no immigration concerns related to working outside the US for a US employer. There may be tax concerns. Check with a tax attorney or cpa.

Check with the immigration attorney that prepared the submission for your employer as the attorney has the details in your matter.

Will a Certificate of Identity be okay for biometric appointment ?

Possibly. Government issued photo identification is requested.

Latest I539 rejected although it is latest on USCIS ??? confused what to do.?

Simpler and more productive to refile using latest edition.

How Can I change my address in asylum application ?

The USCIS.gov website has information as to change of address and employment eligibility and application process. For an immigration attorney you...

Where can I find information regarding completing a degree under a TD visa?

Visit the USCIS website for student eligibility and contact the designated school official for the University you want to attend.

Not based on the information provided in your question. However, consider contacting an immigration attorney for a complete review.

Can my husband & I who are childless adopt a 36 yr.old illegal immigrant from Mexico? Where do we start if so?

An adoption at the age of 36 does not provide any benefit for migration to the US. To learn if you may adopt regardless repose your question on a...

Can the company I am working for sponsor my H1B while my F1 is revoked?

If you are maintaining status , there should not be any impact from the OVI on an H-1B. if you are not maintaining status more information is...