Also, focus on 2 years of job/income stability.Class D Properties:Cashflow vs Appreciation: Typically, all cashflow with little, maybe even negative, relative rent & value appreciationVacancy Est: 20%+ should be used to cover nonpayment, evictions & damages.Tenant Pool: majority will have FICO scores under 560 (almost 30% probability of default), little to no good tradelines, lots of collections & chargeoffs, recent evictions.

Can anyone recommend a rent collection agency? 

Is there some sort of collection service where I give them all the information, they go after the tenants and just give me a cut of whatever they collect?

Here's a list of tools you can use to automate rent collection and other aspects of your business.

Also, focus on 2 years of job/income stability.Class D Properties:Cashflow vs Appreciation: Typically, all cashflow with little, maybe even negative, relative rent & value appreciationVacancy Est: 20%+ should be used to cover nonpayment, evictions & damages.Tenant Pool: majority will have FICO scores under 560 (almost 30% probability of default), little to no good tradelines, lots of collections & chargeoffs, recent evictions.

But touting the fee and inspection “for guest safety” but not inspecting and only collecting the fee is terribly dishonest and a sham, as you already mentioned.

With exception of one mentor who I greatly admire and respect, I have spent 1000's over the years on RE courses collectively and not experienced this kind of support, encouragement or expertise without having to pay quite a bit for it.

We were looking into stayfi as means to collect info.  

Hmmm... lets think about this and list just a few things that you are paying them for... tenant communication, owner communication, managing expenses, maintenance concerns, vendor communication, negotiating vendor pricing, rent collections, accounts payable, accounts receivable, tenant procurement, 3-day notices, 7-day notices, 1099s, accounting, and 24/7/365 MANAGEMENT OF YOUR PROPERTY, for pennies of the rent...

The state doesn’t have rent control laws, but landlords are prohibited from collecting more than one month’s rent for security deposits.