You could visit the site daily or weekly, you could require them to send pictures at the end of the day, or you could have a third party inspect their work.

We transfer the client's scope of work onto our own template, this serves as the contract for the project.

I have learned a lot from this site and the podcasts. 

Meaning does the value of the site depend on the zone change?

I'm still digesting as much information as I can about wholesaling techniques and would love to chat more with any other wholesalers, investors, flippers, etc. to be able to serve as a future helping hand.If you guys have any opportunities for a mentee/shadow, I'd love to be of assistance.I'm definitely sure I'll be back with tons of questions, but for now I just wanted to get out my first "hello". 

They are good to approx. a value but serve little purpose when doing deeper valuation. 

You'll be better served by being more conservative in your analysis.

If they do not leave after 30 days you can serve them with a 3-day Notice to move out and you can file for eviction.

Ive seen on bigger pockets and the site rentimeter.com keeps coming up but this site only takes into account the number of bed/baths in a property and not that fact that a 2 bed 2 bath multi family is actually 2 separate units with 1 b 1 bath in each. 

If possible, getting a part-time job that would serve dual purposes of income & benefit to REI (Home Depot, Prop Mgt, handyman, etc.) might be a good play.