I suspect I can build this in 6 to 10 hours, but it is always helpful to have another brain on the job. 3) There is an advanced function I would like to build, but sadly I can't recall the mathematical functions necessary to make the calculations. 

Or only to properties being managed in an external Property Management function?

@Melissa Sejour  The search function shows many have used itReviews are positive   examplehttps://www.biggerpockets.com/forums/49/topics/310282-busine...

These are features like online renter payments, tenant portal (for payments and work orders), help keeping track of work orders, tax reporting features, and accounting functionality.

Search function will help you examplehttps://www.biggerpockets.com/forums/55/topics/1227667-new-m...

One thing I’ve always done is focus on the 75th percentile of the rent estimates, as my properties tend to fall into that range (very nice, but small with no amenities).While I think there will always be some manual research involved, the current platforms lack key functionality that could be easily implemented with the available market data and technology.1.Quality Metrics:•Filter comps to match the quality of your rentals.

I'm happy to send someone, however, if they find everything is working properly, you will be responsible for the cost."

All are perfectly functional now, but could pull higher rent with replacing the flooring, and updating the kitchen.My current financing setup for this deal would be $235,000 from the HELOC I already have secured.

Its also a good idea to keep any receipts (I use a google drive folder, they have a scan function that makes uploading receipts a breeze)

In my experience, a large percentage of them are fully functional adults that refuse to take personal responsibility for their lives, which is why they are receiving free rent from taxpayers instead of working for a living.