Simpler, easier, and still functional.

Once you have a short list, get an account with each one and run them through the wringer to see how they really function.

That is the purpose and function of a properly drafted and filed correction instrument. 

I would make a separate entity if the function/assets of the business are different than that of your current entity

My low-level intellect can't seem to function on your level.

Part of the reason I want to flip is A) make something functional and useful again and B) use the artistic side of my brain to create beauty.

Use caution as an anything not functioning or highlighted for repair will need to be disclosed. 

I can quickly create bank accounts for each property, the categories for tagging your transactions align perfectly with your Schedule E for taxes and I can do all of my tenant related functions like tenant vetting, lease creation and collecting deposits and rents.

A number of people have asked this and if you use the search function, you can see replies to those posts. 

I know cost is a factor but think about overall functionality and does it do the 7-10 things you really need?