I do home improvement projects over weekend for the past three years such as carpet to LVP, wooden duck to composite, game room to bedroom including working with city,  screened porch repair, custom closets, mudroom and some minor projects.

But sellers typically prefer not to retain the buyer's contact information to facilitate a clean transition to the next transaction and avoid potential financial entanglements, It's essential for buyers to recognize that the original owner could reclaim ownership if the property was purchased from a title sale auction, with specific state regulations, such as a 2-year reclamation period in New York, Despite these factors, owner financing can benefit buyers by fostering a sense of connection with the seller.

Our target customer is/was families visiting national parks because that's who we are and we know how to kill it with that crowd.

Tenants are tenants customers are customers.

If you want to do something cheaper and less REI customized you can just do Godaddy, Wix or equivalent.  

If he worried customer service would suffer which means your ratings will suffer as well.

I am a contractor , I pull permits for my protection and the customers .  

Both were customers, ran small business, and held money with the bank.

As @Dave Foster said FIRPTA is a tough nut to crack.

Jason's comment is spot on, IMHO she should find a very good insurance broker, they're allegiance is to the customer.