I was reading up about it, and saw that the cons of oil heating include needing to top up the oil supply, lower efficiency (than gas and electric), and potential leaking of tanks leading to environmental issues.Is anyone familiar with oil heated homes?

Additionally, confirm the transfer won’t lead to property reassessment, which could increase taxes.

A hands-off garage conversion ADU is over $100, even doing much of the work yourself, it will be much more expensive than your estimate.Single ADU additions in single family zoned areas are typically one of the worse re investments. 

Tell them you need to be listed as additional insured and then you get copied if they have it from insurance company

Additional highlights are RV parking and numerous upgrades throughout, making it move-in ready.What made you interested in investing in this type of deal?

Additionally zoning restrictions are going to all but eliminate most every plot of land in the Cleveland area. 

Easy to do, very efficient.

I simply view their Sec 8 voucher as additional income and try to make sure all else shows a quality tenant. 

Additional highlights include RV parking and a wealth of upgrades throughout the home, making it move-in ready.

Too risky for us.Regarding additional guest packages, you can easily change your tax situation by offering what the IRS calls "significant services".