After I cut he and his now wife loose I sold the property for more money 30 days later after we they made fake jim.bakker promises for 45 days. 

Quote from @Isadore Nelson: 180k + 40k, sold for a 'profit' at 218k? 

The seller can often sell a property that can not otherwise be sold, financed, or sold for enough to pay off existing mortgage or obtain a higher price by selling Sub To, or Sub To wrap/owner finance.  

So your $300k number might be what the flipper sold the final product for, less what they purchased it for.

The licensed versions sold at big box stores are not the same quality and break down quickly and rarely have replacement parts.

Dynamic pricing tools like PriceLabs or Beyond Pricing can help boost your revenue by adjusting rates based on demand.

@Kezia Edmonson, it's all about the valuations as @Jon Taylor mentioned.In your 1031 exchange you must purchase at least as much investment property as you sold in order to defer all tax. 

He sold that duplex last year, and cleared a 6 figure PROFIT. 

Amazon never sold all those items at first.

When I used the Insight Property tool on BP it had the median rent at $2500 per unit.