Assignments of contract are what some cities and states have created regulations and restrictions on.

Additionally, any homes brought in must meet specific architectural restrictions (5/12 or greater roof pitch, certain minimum square footage larger than most older singlewides, etc).

Especially with the Covid restrictions, court will be problematic right now.

As restrictions end over the year I do expect to see more of those places come back on line.

Unfortunately I don't have the answer for getting around the Dual Agency restrictions but I too will ask around.

Restrictions are tighter and they did not offer much after the application due to her income. 

You have to be careful if you are looking to house hack with an Airbnb, many counties have guidelines and restrictions on this.

I bought an investment property in a fairly restrictive HOA community.

LTC/LTV restrictions: "Loan-to-cost" and "Loan-to-value" restrictions will vary by lender, but lenders are generally within 5-10% of each other for a given product type.

Here in Austin, the city doesn't review deed restrictions during permitting, but it's becoming increasingly common to see grumpy neighbors pursuing legal action to remove 2nd dwellings, based on deed restrictions.