@Korey GreeneWe have partners who are foreign investors.

If they are in the US I would be skeptical as the US and SEC has no jurisdiction.Advicorp Fidelity is a fully licenced and regulated Cyprus Investment Firm (CIF) supervised by the Cyprus Securities and Exchange Commission (CySEC) (License Number 124/10.

I will sometimes exchange a first right for not prosecuting back space rent.

Security deposit amountYou can find plenty of examples by searching for "tenant estoppel certificate doc" or exchanging "doc" with "pdf" for more options.Here is an example and explanation: Sample EstoppelSome have a lot of legal jargon but this document does not need to be so detailed.

He is distressed and will sell at a discount in exchange for speed.

If the cause is found to be the tenant's fault (flushing foreign objects, pouring grease down the drain, etc.) then I let them know they will be billed for any future blockages.  

The exchange rate between the US Dollar and the Colombian Peso is also an advantage for American investors.

Are they foreign nationals on a work visa?

You will need to use a bank that is foreign.

In exchange, I’d be able to be sort of an intern or someone to help with boots on the ground here in AZ.