well it’s a 3bdrm that would rent for 2300Each unit need about 30k of work but that’s an estimate will have to confirm a set number 

One of the problems here is that there is not enough detail in the estimate. 

I am now interested in a Stringtown property and want to get contractors in there to give me rehab estimates.

Hey, do you have The Book on Estimating Rehab Costs?

@Rod Desinord Yes good idea, is there any way to estimate how much the closing costs are going to be?

He's a great guy and his students know a lot about how to run numbers and are pretty good at estimating rehab by the time they are done.

Scott The Book on Flipping Houses, The Book on Estimating ReHab Costs http://www.biggerpockets.com/flippingbookYou might consider Niche or Specialized Housing like student housing.

My question is do I start paying them off as fast as I can now and maybe start buying again when I have them paid off if I feel like it......orkeep buying more now and then sell half of them(estimate) in 10 years to pay off the remainder of the mortgages on the 18 units?

I've been eyeing up this house and I need some advice. The comps show similar houses around the area going for about $160k. This house could be right up there with them, but it needs some slightly bigger repairs. Wate...

Is it worth paying a structural engineer to assess to be able to develop a scope and cost estimate, and if the number work out it's do-able?