You'd have to get a $35/month rent increase to make an extra $20 the whole next year of the lease.

Rudy - as both of you suggested that going very far (like Aberdeen) is bit to much as I won`t be able to manage it on my own and I`ll getting C & D class tenants, This idea came to me by seeing that @Brandon Turner lives in a town near to Seattle and never complained anything about tenants even though he has most of this properties in the same area (may be I assumed ) but if I am trying to find deals near to Seattle, its difficult to find and also lot of competition.what could be a better strategy to enter into this game..How can I invite other BP members to share their view ? 

It's difficult to find single family homes in Austin that generate cash flow, unless you're buying cash or putting down a significant down payment. 

Agree with Frank PatinoI would consider using my investments to pay off bad debt- Plus if the property is building equity from paying down the loan and increasing in value by the time you do retire the account you have now should be a fat little piggy bank.

Yes if your money is tied up or you want to increase volume it is completely valid to need hard money. 

Second, how do you avoid surprise tax increases, or is that just a part of the risks?

I have been using a Rich Dad Cash on cash return on investment excel sheet - but it doesn't allow for extended yearly projections with renovations and increases in rent. 

@Ethan Epps- yes, anytime we can divide the land and development cost amongst more for-sale units, we can increase profits.  

This amount starts small but increases a little every month.  

Thirteen states posted a year-over-year increase in foreclosure starts in July, according to new foreclosure data released by ATTOM Data Solutions.