And have run my own business in a similar fashion always valuing my time, not just the money. 

It wasn’t even latex but water paint which it’s pretty easy to remove from any surface I had some on my car from the same day and I was able to remove it easily.

Priming is typically only necessary if you are using a clear base with a deep hue color, these don't provide good hide, so a primed surface is important.

Everyone else on your team will be transaction-based and not really involved after a purchase.We're in the Metro Detroit area, so you may want to follow our blog here on BP, but at least read the following posts:How to “Screen a PMC Better than a Tenant”: https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processesIn our experience you will need to:1) Learn to "Maintain to the Neighborhood", not your personal standards2) Tenant-Proof everything you can Hard surface flooring, not carpeting (too easy to trash) Same basic paint for everything No garbage disposals for them to break Only spring-type doorstops also with plate on the wall Glue rubber mats under sinks to prevent water damage Sheet aluminum on walls around stovetops, for easy grease removal Towel racks - screw 1x3 to wall studs, then screw rack to that Install low-profile downspout ext, not aluminum that always disappear Plan on cleaning gutters and leaves up in the fall as tenants won't Avoid garage door openers3) Have a great application screening process: Check credit for evictions & convictions, utility collections Focus on employment/income stability Require bank or debit card statement - you'll be surprised what they spend their money on!

Wait for it to cure, then sand it down with heavier grit sandpaper until you are close to flush with the surface, then switch to wet/dry sandpaper in progressive grits to about 2000 grit.

I will ask for a Variance if the Private Entrance is approved to use Rock as a surface. 

The biggest issue will be what surfaces are you dealing with initially.

did it include HVAC, appliance removal, carpet removal, or was it strictly cleaning the surfaces?

I handle the security deposit in a similar fashion.

It takes 14.5 years (if you're lucky) from undergrad to board certification to practice in my specialty, and I feel like that is barely scratching the surface.