Does an immigration officer deny your N-400 due to a criminal history over 15 years ago. No felony or jail time

Yes, then can, and so it's best to have an attorney consultation to go over the conviction record and see if there's something to be concerned about.

Where do i start with application process?

I suggest you start by scheduling an in depth consultation with an attorney to understand the law and various requirements before taking any...

H1B Transfer while H4 EAD is in process

You don't need to wait till new company's PERM or I-140. You can do H4 EAD so long as previous company has not revoked I-140. Good luck.

What answer should be given in Form I-485 under question in Part 3A "Have you ever applied for permanent resident status in US"

You must mark yes. You'll need to explain at the interview. It's probably a good idea to consult with an attorney for the forms, and maybe have an...

What is process for a foreign citizen to apply for fiancee visa (K1). And how long does the process take?

In addition to what others have noted, I will add that you will have to promise to marry within 90 days of your fiancé's entry in the US. Also, you...

Is there any chance that I may be out of status ? will there be any issue in H1B transfer ?

Technically you are out of status if there's a difference of time in between. However, sometimes practically speaking it's okay. You should contact...

I would like to know if I am eligible for NIW.

This sounds like it could definitely be a possibility, but I can't say for sure without first reviewing your CV.

Is that possible to do without him getting into trouble for entering the country illegally?

Yes, in many cases, this is possible. No most such cases, a waiver is needed, which is expensive and time consuming, but I've had many many people...

Born in england. father naturalized in 1975 i was 8. do i need to go through the application process or is there an easier way

Since your father wasn't a US citizen at the time of your birth, you are not a natural born citizen. You may have acquired citizenship through him...

You always need to fill I-864 if you're the petitioner. Your boyfriend may be a joint sponsor. You might want to get help in at least reviewing the...