He will have to provide written notice to you to vacate an then, if you do not move, he will have to file an ejectment action in the Superior Court.

Yes. You must provide a full 2 month notice (e.g. notice in June to vacate at the end of August) If the tenant doesn't vacate, you will have to...

The fact that he changed his address should not be a deciding factor. I would call the police. If they do not want to get involved you will have to...

As a supplement to my colleague's answer, a rent increase of $300.00/month is very high. A rent increase cannot be "unconscionable". And it is up...

This is too complicated a fact pattern for a discussion on this forum. My colleagues' answers do not take in to account NJ law or the NJ moratorium...

A 5% increase is a perfectly acceptable increase so long as it is not in violation of the local rent control ordinance.

Your occupancy may be illegal and you may be entitled to relocation expenses. Check with the municipal building department for a determination.

You do not have to leave prior to the termination date of your lease.

You are correct. In NJ, for owner occupancy, a landlord must serve a notice to quit 2 full calendar months in advance of the quit date, not 60...

Number 1, since the property is a single family home in NJ, PA law is irrelevant. The town may not permit rentals of rooms in a single family home....