Yes that is normal based on your category of filing.

Yes if you applying under the 3 year rule through marriage, lack of cohabitation may impact the application.

You can provide the intended address you both plan to reside at.

My fiance received a K1 visa in March. Can she enter America on it right now during the new immigration ban?

Yes she may as this is a Nonimmigrant visa.

You can use the Avvo search tool for assistance with finding an attorney.

I trying to marry my boyfriend but he is not legal how do i go about that

He will require a waiver based on the information provided after marriage. Best to consult with an attorney for guidance.

No this should not detrimentally impact your naturalization case.

Change of address?

If you move, you must report your address to USCIS. It may cause delays.

How much longer should I wait?

More information is needed about your case. Consider consult with an attorney for guidance.

Unfortunately no this is not possible, as a USC or LPR spouse or parent is a qualifying relative for this purpose.