We manage a property that was having drain field issues for awhile, got estimates and had the owner approve one of the vendors.

That might include things like adding units, converting commercial space to residential, or finding ways to boost income (like adding parking).The key is recognizing opportunities while walking the property, and that takes experience.

Something many new investors don't think about is that property managers usually negotiate volume discounts for some of this stuff.

We’re developers managing our own portfolio and don’t have any outside investors.

That means learning how to vet a manager.

The BEST method for real estate investing is very simple: increase earnings, reduce expenditures, save, and invest from your own funds.You should focus on increasing earnings and learning how to manage your budget.

How much of a pain will it be to manage tenants?

Hi Melanie, I both own and manage in the area and to be honest, the market in Kissimmee/Davenport is tough right now unless you're willing to invest a lot of capital into high end theming. 

I recommend you read some books on how to manage investments well.

I'm managing D class properties with a property manager and am making a profit.