John J.had said is also key learning and reading is great but if you're not taking action after getting some understanding then it's just a distraction that won't get you anywhere best of luck on your goals. 

For example, you set up key word alerts. http://www.biggerpockets.com/alerts

Fill in the foundation below.Check out the Start Here page http://www.biggerpockets.com/starthere Check out BiggerPockets Ultimate Beginner's Guide - A fantastic free book that walks through many of the key topics of real estate investing.Check out the free BiggerPockets Podcast - A weekly podcast with interviews and a ton of great advice.

Fill in the foundation below.Check out the Start Here page http://www.biggerpockets.com/starthere Check out BiggerPockets Ultimate Beginner's Guide - A fantastic free book that walks through many of the key topics of real estate investing.Check out the free BiggerPockets Podcast - A weekly podcast with interviews and a ton of great advice.

Here is the key, CONFIDENCE!

Keep reading and learning, education is the key and no one can take it away from you.

If they are very far behind, I would offer them cash for keys, just so the whole thing is easy for all.I would focus on the tenants that are behind first.  

One of the keys I have learned is that you likely need to find an off market deal to find a good financial deal.  

Wanted to know what your results to direct mail have been and what has been your key to success?

The key is to avoid the underpayment of estimated tax penalty.