Many contractors cut their teeth by floating one job by paying for that job with money ear marked for another job, planning on using the final payment from the finished project to go into paying for the project the money was originally ear marked for. 

Lying through their teeth to satisfy their egoor B. they have no idea what they are doing and will say anything that satisfies their egoas @Ned Carey said, the definition of cash flow is murky.

Thanks @Jonathan Klemm@Paul Brown I work that area daily with investors and I know it very well.

I'm a part of a couple and plenty of wholesale deals are being posted daily in the Houston group. 

Prior to establishing my company Buy Vegas Homes Daily, I buried my nose in books such as, "The Book on Rental Property Investing," "The Book on Managing Rental Properties," "Never Split the Difference," and "The Millionaire Real Estate Investor," just to name a handful.  

(Especially if you have a hard money loan, or any loan where you’re incurring a relatively high daily interest.)Ultimately, you would likely be better off if the seller could deliver the property vacant, like Mason suggested.

Price 1% rule =desired rent179,9000.011799price 179,900closing co 2000monthly rent 2,120.00 inspect500total cost184,520 Loans price 179,900Down % |down payment 6296.53.50%total loan173,604 Money Needed =$10,...

Now...if only we could convince @Steve Vaughan to come join the dark side of developing hahahaDeveloping would most definitely disturb Steve's daily Napping Routine..    

Since MLS is a pay for service to be used by and FBO of licensed brokers, you sell your access and most MLS will give you the death penalty and perhaps your firm also.Turn it to your favor and do automated daily searches that pop up stuff they like and eMail it.  

trying to make this a daily habit for the next 90 daysPrice 1% rule =desired rent189,0000.011890 Des Moines, IA 50311price 189,000closing co 2000monhrent 1,978.00 inspecttotal cost192,978 Loans price 189,000Down % |downpay66153.50%total loan182,385 Money Needed =$10,553MONTHLY ESPENSES PAYMENT$767tax $274M insureH insureinsurance $21514966vacancy98.95%repairs98.95%management00%cap 247.2512.50%utilities(water + etc.)237.3612.00%TOTAL$1,938 EVALUATIONMONTHLY INCOME =39.59YEARLY CASH FLOW=475.08CASH ON CASH =5%8%+ good