I look for products that are safe to use around vegetables and flowers.

Very risky indeed,  You may end up with vegetation liens, sewer liens or mechanics liens from unpaid contractors.  

No good.One of my workers rents the other side of the duplex "cousin" lives in, and they've called the police on this "cousin" and her children multiple times for noise disturbances, threats (from the mother and her boyfriend), and vandalization (the kids ripped my my workers vegetable garden and threw the veggies onto his porch!).

SFRs- we take care of trees and shrubs, tenant takes care of mowing, edging, and flower/vegetable beds.Maintenance Issues: We take care of all maintenance & repair.

Soil characteristics, vegetative cover, and status of mineral rights, and 5.

But, the sugar cane mostly comes from Brazil.Traditional biodiesel, which involves taking a oil such as used vegetable oil or soybean oil and performing a process called "transesterification" to split it into a series of ethers, is more efficient than corn ethanol.

Garden for growing vegetables (even hops for one tennant..)

Every now and then, I would splurge on eggs for protein.

Probably one of the most successful things I saw a landlord do was to have a small vegetable garden at his multi-unit property.

I would let the yard go until 1-2 months before they leave and you are showing for new tenants unless of course  there is some vegetation you will permanently lose as a result.