I made the same mistake with my first purchase 12 years ago when I bought a duplex in a C/D Philadelphia neighborhood. 

Managing on your own may save you a little money, but I believe it's more likely to cost you a lot of money when you make mistakes.

There are forms and templates and all sorts of things that when used will make you into a well-polished 'litigant'.Of course, a competent real estate attorney can accomplish the same thing for 5x-10x more than the cost of the course, in exchange for peace of mind that you'll get what you're looking for without the prospect of making a mistake or not knowing what you're doing.

There’s simply no room for mistakes that can be easily avoided.Did this article help you?

And some months they go up, as your expenses do.Please don't make the mistake I made in one of my units.

If you are going to be doing more than just the one deal you are currently looking at, you will gain a lot by learning from the experience and mistakes of other investors.  

One block can perform very well, and another block will destroy you.Before you invest, I recommend you locate a quality PM that can help you narrow down markets, determine which rentals perform best, cross-check sales prices and rent rates, and take over management right away.The biggest mistake you could make is to get talked into buying in the wrong neighborhood and then learning that the good managers won't touch it. 

I own up to my mistakes and cover them.

Many of these mistakes were avoidable with experience.So based on this I would just get an agent and get it sold and hope you don’t lose more money.

I’m not sharing it to criticize the site owner, but rather to highlight how small mistakes can cost you money when advertising on Google.