I want to become more financially independent. That's why I'm steadily building my sources of passive income. I desire to eventually reach the point where my passive income covers my basic living expenses. I steadily make progress toward that goal by investing in income-generating investments, like high-yield dividend stocks. I recently bought more shares of Brookfield Infrastructure (BIPC 0.10%) (BIP -0.09%), W.P. Carey (WPC 1.05%), and Vail Resorts (MTN -0.47%). Here's why I think they're excellent divide ...