Go to Etsy and search for "rental property tracker," and you will find hundreds of nice spreadsheets to track 10-20 rentals, usually for under $10.Software has extremely helpful features like online payments, marketing syndication (click a button, and your property is advertised on multiple sites), electronic document review/signing, maintenance tracking, and owner reports.

This typically comes into play with big banks (Chase, etc) who are buying the loans to place them on their balance sheet.

Hey @Tarcizio Goncalves, QuickBooks Online allows for everything you need. 

Quote from @Jaclyn Spinelli: Quote from @Aristotle Kumpis: Are you looking for more of a cash flow play vs appreciation? 

The successful wholesalers I know spend $8,000 + per month on online marketing, SEO, SEM, landing pages, lead conversion, etc.  

For building a buyers list, I’d recommend joining local real estate investment groups, both in person and online.

I I am playing with different scenarios and want a back of the napkin number I will use https://www.omnicalculator.com/collections/real-estate.

Buying raw land near brown field could be a good long term play.  

Also, access to online HMLs is compressing the total returns as the market gets more efficient.

Had very interested person who is an adult female almost 40 with no employment history to speak of (acting in plays, etc) but nothing for several yrs living with retired Dad.