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

Homes & Land Magazine has this checklist of features for customers to focus on, as well as a grading scale so they may determine which features they do or don't want in the homes they plan on buying. 

Emailed her an app. 

I will probably get a subscription to an online document signing app to be able to do those online as well.

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

But, all three companies would like to know what INVESTORS would like updated, or a new feature that would be nice to have on their software that they can build while they're  integrating with Stessa.