Brian Burke and Jon Holdman hit the nail on the head.

@Dumitru Zah@Jessica Watson If you guys would really like to come visit the Palmdale, Lancaster, Antelope Valley area I would love to show you around:-) I'm also always happy to run comps for a purchase, or rental if you are looking to buy in the area and want to nail down your figures. 

She's definitely having a great time and hit the nail on the head with everything in the video!!!

Hit the nail on the head with his parting observation.

I know all that stuff sounds basic, but a lot of small operators do not have the basics of customer service and communication nailed down.

I think Mike M hit the nail on the head.

Hey Anthony Ferguson, I think Dion DePaoli nailed it.

What else (besides effectively removing the guano and any fungus - if that's even possible) do I need to consider for a basically abandoned house?

Here are the things I have:- Two toolboxes - one for every day things, one for other tools- Big and little hammer- Screwdrivers of various sizes- Wrenches- Cordless drill- Corded drill- Drill bit set- Voltage tester- Pliers and needle-nose pliers- Wire strippers- Screws of various sizes- Nails of various sizes- Wire nuts- Light bulbs- Spare outlets and switches (and wall plates)- Hand saw- Circular saw- Step stool (actually have two)- Ladders - I have two, one that is light-weight aluminum and the other that telescopes to clean gutters- Gutter scoop- Gloves- Flashlights (I have 4)- Tape measures (I have 2)I'm sure I'm missing some things but I also do my own property management and a lot of my own repairs.

I've built a few fences before and durability wise I've always used screws instead of nails,used treated 4x4, and 2x4, make sure 2 bys are standing up and overlapping 4 bys make sure to tell contractor too premix cement before pouring in hole ive seen guys put water in hole then pour dry concrete and procede to try to mix it normaly I go about 2 feet deep hole and they last pretty good did 300 feet 2 years ago still looking good