Do you know repair costs (contractor background)?

They're expensive and will cost several thousand dollars more than a regular exchange.2.

What is the cost of an average repair bill after move-out?

However, these brackets are frequently pulled off by guests, leading to high maintenance costs.

Put safety first by looking closely at homes, guessing fix-up costs, working with good workers, and having backup plans for surprises.

You probably need 10% for a down payment plus closing costs which could be another $10-20k.You can put in an offer contingent on selling your own property. 

It may be cheaper in $$$ but it will cost you way more in time and effort.

Multi-family is going to cost more than a single family home and might require a larger down payment.What is your goal exactly and what does a little bit of cash flow mean to you?

What matters is positive and growing NOI, controlled interest expense, and controlled capex and improvement costs.  

Florida is really competitive with short-term rentals and I've heard many stories of people diving into the market over the past few years only to find it difficult to cash flow with unexpected costs, rising interest and insurance rates, higher price points.