Sure. You have a solid grasp on this hyperlocal Dunwoody lakeside real estate decision, I'm pretty sure.
Hey, Hank Miller-what do you think?
I definitely think that the answers that you receive in this online Q&A forum should be the basis for your $50,000 +/- real estate investment.
Living on a lake can certainly add value to a home, but would depend on a lot of little variables, like how nice the lake is, who has access to it, how much frontage you have, whether it's visible from the house, etc.