It's simple to install over a flat floor.  

He's a major hard money lender in town and has a fairly simple process to get quick funding.

Real estate investing clubs - If you do a simple google search you should come up with a few options for local REI clubs depending on your area.2.

Create a simple spreadsheet or written list to compare the features of each and identify the ones that align with your requirements.

Again simple google search will expose this. 

It's easiest in terms of needing less capital upfront to get the business going, but it's certainly not a simple business.

I'd hate for you to spend thousands on a simple paperwork drill but I also dont want to you to get in over your head.Good luck 

You can use financing too but if you want to keep it simple paying cash is fine. 

Anyway, as far as camera systems, I would think a simple Blink system and wifi would work for what you want to do, with something like the Schlage encode for a locking system.

Because you are self servicing your loans most are not legally compliant with consumer protection laws and CFPB requirements such as sending statements on a monthly basis that have all the language the CFPB requires as well as each state may have additional requirements for sending out just a simple statement.