They claim it is a triplex (two regular units and an "efficiency unit".

A good property manager can help with tenant screening, enforce lease terms, and handle evictions more efficiently if it comes to that.Require a Larger Security Deposit: Within the bounds of local regulations, a larger deposit can provide a cushion in case of damage or unpaid rent.Consider Rent Guarantee Insurance: Some companies offer insurance products that can cover lost rent in case of tenant default.

If you’re doing updates to a property, they can provide you with a list of qualifications to help your property be more energy efficient maximizing tax deductions.

May not be your cup of tea but they are cost efficient and they work to add passive income at a fraction of the cost to build a SFH.There are a few "Tiny Home" builders in Tampa and Manatee doing a ton of business.  

You can surely buy cheaper properties and obtain the same debt pay-down, but now you've got 5x the head-ache, so right asset class is more about efficiency when it comes to debt pay-down.Tax shielding is similar concept in that more expensive properties directionally give you more building basis to depreciate, which means less net income to tax.

Our efficient project management and marketing highlighted the home’s transformation, attracting buyers quickly.

There is a 1 bed efficiency guest house on the same lot that we have just listed as an STR.

I am also not sure my self-management is efficient -  could a PM do better for me?

Upgrades include a fully remodeled kitchen, renovated bathrooms, new durable flooring, contemporary fixtures, and efficient heating and cooling systems.

Consider forming an LLC for liability protection or an S-Corp for tax efficiency if flipping frequently.This post does not create a CPA-Client relationship.