This gives you a clear roadmap for how to handle the situation while sticking to what you both agreed to.

If you are worried about this there are companies that handle servicing these payments automatically on a scheduling system if you have a bunch of them. 

If they're not familiar then it's your chance to get your foot in the door by bringing 1031 education to them.It's been a few years since I checked but at one time NAR showed statistics that of all the transactions potentially qualifying for 1031 exchanges, only about 10% were actually handled that way. 

There are so many rentals in the area, probably on shared wells, so those people have either decided the STR use is okay or they are comfortable risking it.My intuition is that any actual disagreement over water usage could be handled with the other owner; but the risk would be if the other owner just doesn't like the STR and wants to use the well agreement as a reason to demand it be shut down.Any advice would be greatly appreciated!

The manual entry of numbers has moved to an automated model with accurate ARV, Cap Rates, etc.  

Banks have cheap enough money and most have stabilized their reserves to be able to handle going to open market and getting a reasonable market offer.

Raising rent by a specific percentage isn't a very accurate way of handling this.

PayPal is the only commonly used app in this country that handles transfers between countries and it is quite expensive.I've chosen wise.com for my international exchanges. 

The key is really focusing on the right neighborhoods, knowing your numbers, and being patient for the right opportunities.As for the fix-and-flip market, the lower entry costs can definitely make it a great place to start, but you've got to be mindful of renovation budgets and timelines.

If that doesn’t get a response, you could offer to split the cost since it’s a shared liability.If they still don’t respond, you might have to handle it yourself for peace of mind — as frustrating as that is.