 Yes, and with real estate, the tax is going to be bigger than you think because of something called recapture of depreciation, which almost no one understands. So let's get to that in a minute. A cost basis, though. In your simplest definition, what is a cost-to-cost basis? What it costs you, what the investment costs you. Yeah, what you pay for it. Initial purchase could be plus additions. Plus additions, right. Or improvements on a piece of property. You got it. Certain improvements.