If it covered in overgrown vegetation and original paint and rotted trim, then it's "cute".

I like to call these "business vegetables".

When I owned properties in Houston, Atlanta and other places, I was always replacing roofs, siding, aging plumbing, faulty electrical systems and dealing with vegetation and termites.

Other than that, just freshen it up like Matt Pritchard said.On the outside looks like main thing would be getting the vegetation off the house and a good pressure washing.

I can 'analyze' a real estate deal much better than a stock.However, I just hope the day never comes when I have to go around collecting rent in fresh vegetables or possum skins or whatever my tenants have to barter as rent.

Spray it periodically with vegetation killer and cut back and remove any brush that encroaches on them.

If you want to open a restaurant, are you going to buy vegetables from the people with a backyard garden or from the guy with the 1,000 acre farm?

There is not much money to be made in inner-city vegetable gardening but it might be the only way to get something out of the lot. 

Best brick cleaner for vegetation on the front of the house brick?

One such fairly large community is based in Mexico and they follow agorism and some kind of bartering strategy (trade chickens/eggs for vegetables, bullets for food, etc.)