You should also check local laws to ensure you are permitted to accept such a prepayment (here we are not) and whether you need to track and pay interest on the prepayment portion.All those wet-blanket warnings aside, we have had the situation arise with international students whose parents wanted to pre-pay the rent for the year so they only had to convert currency once.  

They are known as Limit systems.A bank will limit their exposure to many different types of risk - currency risk, counterparty risk, interest rate risk etc by automatically disallowing any trade that would put the bank over the limit in any one of these categories There are netting strategy that offset long vs short positions which would boost the number of transactions they can do.The type of risk being talked about here is counterparty risk which is designed to limit the banks exposure if an entity they are dealing with goes under.

Think about how much money the Fed has printed since 2018. 20% of American currency alone has been printed in 2020 alone.

It seems logical that this would make the tax regressive past some breakpoint If the government continues to deflate the currency going forward and the tax on inflation tax becomes more common will we see even more "revenue" transferred to the government coffers from those under said affluence barrier?

Sure you have fluctuation in currency (can go both ways) but investing in real estate overseas has similar risks, and if you are not a citizen your have very little protection, unless of course you are a foreigner investing in the U.S.!

and what do you consider a good ROII am and Michigan USA and i was making anything from 12-15% on my rental in dubai they told me i would make guarantee 8% so i wanted to give it a try, but after you factor in everything else from the obvious ones like utilities and maintenance fees to the less obvious like property management, currency exchange and transfer fees you're lucky if you can clear 5%and currently there are overwhelming supply there are massive projects being built that mean rental prices will keep declining

With fiat currency like the USD "money" that you are talking about is cash in the form of USD.

The currency is in swedish kroner for those interested, but i invite you to please help on the topic of the post.How can i leverage my situation so that i can drive the price down.

The currency can fluctuate greatly affecting the value of a property. 

In my investing group, when studying the differences between "average consumers" and "successful people", we talk about these four "currencies":MoneyTimeKnowledge RelationshipsConsumers view money as the goal.