“Buy what you love,” advises Muffie, a longtime collector. “You’re drawn to a painting for a reason. If it’s the color, then make certain the colors around it accent it, not overpower it. Is it powerful? Then give it space. Art will lead you to the best spot for it, and don’t shy away from the not-so-obvious spots. I have a great painting across from my laundry room, so I get to enjoy it a lot.” Keep in Mind: