"Anything that provides information makes a market run smoother." Depends. If the information provider is also a middle man that profits from manipulating the

"Anything that provides information makes a market run smoother." Depends. If the information provider is also a middle man that profits from manipulating the information, then that can unbalance the market. E.g: if renters pay through realpage, then the incentive for realpage is to increase the prices to collect more fees.