He has no obligation to adapt to your change in circumstances and every obligation not to disrupt his daughters life/time with him. 

Businesses will need to adapt.

I think the reason why "invest close when you start" is the rule of thumb is because it is easier for you to adapt to the unexpected, especially as you are learning. 

@Amy MartiniI adapted mine from the standard NJ form at the time.

As some tenants move out (or are evicted in many months from now), others who have adapted and their jobs are still stable will replace them.

@Jeff S.Pex is easy to work with, you just need the correct adapter from galvanized pipe to pex.

Let me put it this way, if let's say Princeton changed their revenue model to adapt to a remote online platform they would lower their tuition fees and in exchange broaden their student base to offer online education degrees.

It adapts with you.

We've all had these challenges, and the key is to adapt so as to avoid it happening again in the future. 

I will start reading all the recommended blog posts.What I find hard is adapting everything to Argentina's system and starting out with just $2000 dollars.