I would probably tell them that I won't be renewing and I would offer them an early departure without penalty as long as they give me XX days notice in writing.

Regarding partnering with your friend, tread carefully and make sure expectations are laid out clearly, and in writing it will be some type of actual partnership.

This regulation generally calls for a specific description of the relinquished property in writing, signed by the taxpayer, and properly transmitted to the other parties to the exchange.e.

Give them notice in writing, keep it short and professional without excuses, exaggerations, pleading, etc.

I did write an entire post on how to avoid all of these rules that you can read HERE.

Remember you only have 45 days to select the newly acquired property in writing with the qualified intermediary and most closings take 30 - 60 days. 

At the time, I had my W2 job, and was on vacation from that job, and had plenty of time to get him in to see the home, write an offer, and get it accepted.

For the past 6 months, I've been writing out a game plan for starting my RE investing career.

If it's accepted, we can write and execute a contract.

Also any advice for writing cash offers.