Conventional loans are sold on the secondary market and have federal restrictions (Fannie Mae, etc.)

If I remember correctly it leads to normal rates, like 10% down, and not a restriction on living.

The only private money I've used was Civic Financial, it was a simple and pleasant experience, the cost goes up but these are transitional loans and the intent is to refinance out within a few months after you fix whatever credit issues you have that is restricting you if that's the case. 

However, there are restrictive covenants one sister who lives in back is imposing. 1- a height restriction on current house limiting the current structure to its current height and nothing to rise above the peak i.e copula, weather sensors etc..

There are too many illegal Airbnbs operating worldwide but here in the US it depends on the city and their restrictions / permits.

Due to COVID and restrictions on domestic and international travel, there was a huge increase in local travel demand.

Refer to the condo docs.Some cities/jurisdictions have restrictions against airbnb as well.Best of luck!!

FHA allows as little as 3.5% down.FHA has no restriction on owning other real estate.

I've since learned that the SDIRA is a bit restrictive and it will not allow me to take all of the tax benefits on the property. 

The eviction Moratorium is for all housing as it is a federal law and many states have more restrictive guidelines in place.