Im looking for someone that wants to trade up to a deep water lake home with main channel view.$329,000(Gainesville, GA)

I have a 499K lake lanier home that with approx 30 feet of water under the dock. the home is about 4000 sq ft under roof and about 3000K sk feet of heated space. to much to list. pay 170K down in cash and trade the difference of about 329K What ever u have that is valued at 329K there abouts is what I can trade on. Note: u must have the cash down of 170K. I am open to commercial bldg, warehouse, mini retail shop, property deep in the woods where u have to forge the creek to get to the land. What do u have to offer. would also consider owner fin the balance after you pay 170k down in cash.