They will really allow you to very selectively target sellers.

He’s excelling and growing in the school he’s in and would hate to interrupt that growth.

The zillow web sites accounts for 80% of my tenants, but apartments.com has given me some excellent tenants as well.

Invest four more gas excellent advice on HUD bidding - check out his stuff.  

Try substituting free & clear property as the collateral...an excellent way to raise hundreds of thousands of dollars in tax-free cash to shore up reserves, add improvements, and/or (of course) acquire more well-located income producing real estate.

I talk to investors every day who were lured by the appeal of excellent cash flow, only to have it eaten up by turnovers and vacancy and are having a hard time selling a few years later because appreciation wasn't what they hoped.  

Here are some recommendations for you:Find and connect with other BP members that are in your area: https://www.biggerpockets.com/search/usersSet up keyword alerts to be notified of the topics that interest you:http://www.biggerpockets.com/alertsRead Beginner’s Guide: http://www.biggerpockets.com/real-estate-investingIf you wish to tag someone in the conversation on the forum, type @ followed by their name and then select the name of that person which should appear below the comments box.

And select landlords only do the word-of-mouth thing there?

Also, a cash out refi will put you in a lower cashflow position for the entire duration of the loan, so I would be very selective about what you put that equity towards. 

If you want to spend a few bucks, there are some excellent books that have been published by BiggerPockets.