<p><span style="font-weight: 400">Many states are making it easier for homeowners to subdivide their single-family lots. But those with space to spare may not know how to develop it. Now, new companies are offering cash for the land. Also: Profits are up, but probably not because of “greedflation,” and </span><span style="font-weight: 400">federal grants aim to get solar panels on low-income families’ roofs.</span></p>