you have to inspect BEFORE the sale. 

As David indicated, look for properties before you close on the sale of your relinquished property. 

However, the depreciation claimed while the property was a rental must be accounted for upon the future sale of the personal residence, which could increase your capital gains tax liability.The adjusted basis of the property (original cost minus depreciation) will be used to calculate gains or losses at the time of sale.

How many Due on Sale clauses have you actually seen enforced?

I am currently a junior business marketing major with a concentration in professional sales at Samford University.

Each of your sales will need to have overlapping time frames (45 days to identify and 180 to close).

The market remains a seller's market, characterized by higher prices and faster home sales.

Say they sold the properties over 3 year period and could not sell the rentals together as a portfolio.Could they put the money from each sale into a DST then use the total to buy a expensive rental property?

Sales Tax Breaks: Construction materials and services may be subject to lower tribal sales taxes—or exempt altogether.4.

I found this deal listed for sale on LoopNet.