Forget the course and put that money on a quality vacation short-term rental.  

BiggerPockets also has a calculator to analyze deals, and I highly recommend you start this as soon as possible, even if you are not ready to buy.

The percentages are going to be up to you There are all kinds of High interest account that require all kinds of hoops to keep them.

@Jacob W. land market in FL is highly competitive.

If you are in a state where eviction cost is high and it is tenant friendly you may need a higher credit score to offset default risk and eviction cost.If you are in a landlord friendly state where it is easier to get non paying tenants out you may be able to handle more none payment risk.  

From the sentiment of your post it seems like you're viewing the buyers as strictly investors when they may lean more towards traditional homeowners looking for a quality of life improvement or an improvement on their current financial situation today.Let's say the buyer pays 465k and has a 5% interest rate.

For example, maybe you will get to 10, 20, 30 houses and then find an owner who has a large portfolio and all of a sudden you are at a high door count and now need to hire, need to build your policy binder, and all the other stuff that comes with running a business.

You don't have to have a pickleball court to win right now, but you do have to be a professional and personable operator (or have a team that is).What did I miss? 

Hi Srikanth, I’ve been investing in Cleveland neighborhoods with a similar focus, targeting properties that align with appreciation potential while attracting quality tenants.

UPDATE:  Just chatted with the city and learned that variances have a high threshold for approval.