Multiple properties listed on the website portfolio appeared to be ones they would possibly not have initiated the LOI/PSA/sale as the properties are known to be bought/run/sold by other entities/syndicators.

Purchase price: $850,000 Cash invested: $500,000 Sale price: $2,250,000 Purchased , knocked down, built new from ground up What made you interested in investing in this type of deal?

If the sale is for $600K then you need to purchase $600K of replacement investment real estate. 

Purchase price: $260,000 Cash invested: $120,000 Sale price: $535,000 Complete gut, new front and rear walls, all new electric, HVAC, plumbing, roof, deck, windows, interior What made you interested in investing in this type of deal?

The purchase and sale of a business requires a lot more personal involvement than the purchase and sale of real property.  

The reason is the rent-to-price ratio is good so you can cash flow, and most of the West side doesn’t have a Point of sale inspection which is really annoying.

Purchase price: $850,000 Cash invested: $500,000 Sale price: $2,250,000 Purchased , knocked down, built new from ground up What made you interested in investing in this type of deal?

I used Roofstock to sell one of my rental properties in TX as their sales commission is lower than going through traditional sales channels. 

If you need any help in the area from pictures of home, to items being valued and or my experience how to get rid of them from estate sale to auction to donation.

To see how much a 1031 exchange will benefit you in a sale you must first calculate the performance of your current property.