Well, I found a completely free platform called Tellus where I can completely manage my rental down to collecting rent through the app; they have super quick processing times as well!

The are super simple self install items that you can put in your house when its vacant and when you rent the house you put the alarm components back in the box, put it back on your closet shelf, go onto your phone app and stop the monitoring service until the house is empty and your portable security system is back in place. 

I HAVE YET TO MEET A RENOVATOR WHO KNOWS WHAT HOME FEATURES ADD some form of resale value to the subject property before we can get to the ARV we first need to know the resale value of each amenity of the house based on a list of factors to be consider that may affect the potential returns rather those returns break even with the cost negative returns or in some cases positive returns when going to resale your renovated property construction project

I manage my rental property through an app called Tellus.

I like the search features: https://www.biggerpockets.com/searchAlerts can be really helpful too: http://www.biggerpockets.com/alerts

Each IRA custodian has different features. 

I like the search features: https://www.biggerpockets.com/search

You could also try the dealmachine app and send them mailings or leave a note on the door.

I get full control of my property and also convenient to see everything of my property through an app. 

I like the search features: https://www.biggerpockets.com/search