H-1B extension/transfer - how will it work?

You could obtain a 3-year extension of H-1B status if you have an approved I-140.

I am a British Citizen and I overstayed my I-94 visa waiver 4 years ago, but left before 180 days, can i enter without a visa?

You would have to submit an ESTA application in advance.

The PERM filing does not extend your nonimmigrant status. You would have to change/extend status or go back home.

I'm married, I overstayed my VISA, my wife and I have different beliefs, she doesn't want to have children, we want to divorce.

There does not appear to be a specific immigration question here. Consult with a Family Law attorney.

H1B for Indian citizen from India

It is possible, albeit very difficult, to qualify for an H-1B using an "equivalent" to the Bachelor's degree based on a combination of education...

Cd juarez interview

You should have copies with you at the interview, just in case.

I'm a dancer and there is a dance studio who willing to sponsor me as a teacher. What kind of visa status can I get?

There may be a few different options. Consult with an immigration attorney.

Will my B1 visa cancel due to 5 months stay in US(i-94 valid for 6 months)

No, you did not even overstay your admission.

Unused and Expired H1B Visa

You would need to find a new sponsor, since you were not counted against the H-1B cap within the past 6 years.

Will my B1 visa cancel due to 5 months stay in US(i-94 valid for 6 months)

That should not be a problem at all.