All our rental units, including our small units, have tanked water heaters.  

Some of those include Liability. 

As far as negotiating furniture, I would include “furnishings negotiable” or “comes furnished” in a contract.

that we’ve learned in our 24 years, managing almost 700 doors across the Metro Detroit area, including almost 100 S8 leases.

What could I expect to cash flow per year including on and off season?

People want flexibility, mobility, convenience, and automation...including residents, not just travelers. 

The BiggerPockets podcast and resources, including books by J Scott, are excellent tools to learn from seasoned investors and gain valuable insights.Utilize BiggerPockets Resources: Make use of the podcast, articles, webinars, forums, and other resources available on BiggerPockets.

There are just too many red flags here (including your inexperience) for this to be the right first MHP deal for you.Attend F&D's bootcamp (www.mobilehomeuniversity.com), get educated.  

Cash offers obviously can get better cash flow due to no debt service. 

Price point for Hostfully is approximately $1200 per year and they do charge an onboarding fee that includes a pair of individual train g sessions done online.