the conservatory, the japanese teagarden, botanical garden and coit tower >> it gives them a sense of when's a good time to go, when's a good time to avoid. >> reporter: prices can only increase 50% or drop 25%. the money generated will help up to 225,000 low-income residents visit the attractions for free. >> we will be able to make sure that low-income, youth and seniors will still be able to access the parks at the lower rates. >> reporter: the operations committee forwarded the plan unanimously to a larger commission for a vote. >> for a low-income family of four or five, they cannot take advantage of the cultural advantages that a city offers, so yeah, raise those prices. >> reporter: and the sf park pass was adopted about three months ago. it grants free access to all of these cultural attractions for anybody on medi cal. reporting live, sam brock, nbc bay area thank you s and drivin crookedest street in the world may soon cost you money. this is a different bill, a bill in the state legislature continues to move forward. it would force anyone who drives down lombard street to p