“You might have seen Los Angeles-based realtor Aaron Kirman of AKG | Christie’s International Real Estate on CNBC’s “Listing Impossible.” Or seen his name in print, as his team frequently lists celebrity homes (clients reportedly have included Rihanna, Justin Bieber, Jennifer Lopez and Nicki Minaj, as well as royals from Qatar, Saudi Arabia and Kuwait). Or just heard his name around town: Annually, he and his team sell more than $400,000,000 of real estate, according to real estate news outlet The Real Deal. So we decided to ask Kirman: Even if a buyer doesn’t have a ton of loot to drop on a home right now, what should they know about the market? Here’s what he told us. “