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.

I'm thinking of signing up for Pro (mostly for tools / calculators) and also checking out other rental calculators online.

Use internet tools such as BiggerPockets, Graham Stephan's and Meet Kevin's YouTube channels, and BiggerPockets Pro online courses.

The online community is always here to answer questions as well,  I’m not quite sure your definition of a job opportunity is in your post?  

Online Casino seems more profitable

Bad part is there's lots of paperwork you need to full out online.

What is the maximum time you allow for payment of security and 1st month's rent after an applicant signs an ONLINE  lease - 1 hr, 24 hrs, 48 hrs?

We still have some tenants that bring rent to the office instead of paying online.

The loan process was easier than ordering a pizza online.

Hi everyone,As a newbie in the world of Real Estate Investing (REI), I'm eager to establish a strong foundation for managing my finances.To streamline this process and stay organized, I'm seeking recommendations for user-friendly online bookkeeping tools specifically designed for REI.