There is some harm trying to do that. If USCIS sends a request for evidence and it asks for items other than what you want to send, they may deem...

It seems to me that completing the information for a birth certificate is not likely to cause one to be deported. However if you must go through a...

If the evidence is not in English, you must provide a certified, English translation.

You cannot file an I-485 unless you are in the U.S.

If there is an interview on her application for adjustment of status, or for a visa, she must attend.

You should contact a U.K. lawyer if you have questions about U.K. immigration. This site is for U.S. immigration.

An applicant for extension of status is permitted to remain in the U.S. as long as that application is pending.

That does indeed seem to be an inconsistency.

Yes, there probably will be a delay if you move to another jurisdiction once you have already been scheduled for an interview.

USCIS may indeed inquire whether your job offer is in fact at the location where you are not working.