We rent to own for 12 months getting $1k to $2k option money to move in, to get into long term capital gains and installment sale tax treatment, then we seller finance into a note and keep the note.  

It's also a requirement for the governmental underwriting and may be covered in the IRC as to the treatment of the annuity income depending on how it is structured.

For example, you could never sell the assets in the trust and use the cash to pay for your child to have that really expensive experimental cancer treatment he might need.

Tax treatment is favorable, you are getting a tenant to pay for your debt (if done correctly), the asset appreciates, and it also throws off cash flow if bought properly.

Depending on which state you live in, you may need a real estate license if you get paid to do any of the following activities: Advertise the availability of rental propertyPrepare or discuss a property management agreement with an ownerNegotiate leases or lease termsShow a rental propertyDrive or accompany a potential renter to a rental propertyCollect rentsAs always, there are exceptions to these rules - individual states regulate real estate activities, and they are not uniform in their treatment of property management.

I don't know about murders, drugs, etc. at the house or neighborhood. 

Does anyone have recommendations on if one time treatment will solve ants problem.

I recently bought a property that within 3 months requires:A new roof: 16K-25K (not entirely a surprise I knew it's near the end of life span but didn't expect immediately leaks)Subterrainean termite termicide perimeter treatment: 1K (a surprise)Drywood termite tenting: 1.2K (not a surprise but didn't know the extent of damages)Power line weatherhead cracked: 1.3K (a big surprise)Interior doors and closet shelving from sub termite damages: $500 (a surprise)New water heater: $650 (not a surprise)So yes, you need cash reserves.

This coverage will extend to the injured person to help offset their medical treatment bill.

I have a commercial property owned by one LLC & rented out space to my other 'management' LLC at a nominal rate.The IRS auditor didn't agree..but they did allow me to take a full office deduction with a pro rata treatment of expenses etc.The latter proved to be a much better (creative) deduction.