So knowing your numbers before looking at properties is huge or bring your contractor with you when you look at properties so as to not waste any time!

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.

He seemed like a big-time agent who works with a lot of long-term investors.

Quote from @Matt McNabb: I'm a solid $400k/yr job in NYC and have $250k to begin investing as my first step into building a portfolio, although I don't have time to be a landlord so I have to account for management fees.  

You should have posted a 3 day notice a few days after the first time they were late AND every time after that.

Nope, time to read a book on RE!

Even first-time flippers should be able to get these terms: Application/Credit Report/Upfront Fee: $0Appraisal Cost: $0Down payment: 10% of purchase price (= 90% LTV)Rehab funding: 100%Interest payments: Paid only on amount drawn (non-Dutch)Prepayment Penalty: $0Reserve Requirement: $0Max Funding: 80% ARVMax Funding 95% LTCClosing time: Measured in days, not weeksI hope this helps. 

None of these communities will be changing to residential neighborhoods, although a couple do have residential 'sides' that full time residents live in and can not be rented short term.Two of the big communities that you will have some issues with self managing are Reunion and Margaritaville.

If you can't identify why an investor would want to buy it - you'll likely have a hard time moving it

Hence the lot on which the house resided was taxed at a 45% discount based on actual value, while the tennis lot was taxed at about 4 times what it should have been by value.