Pop-up party as Maine’s first-ever CSA-style art shares harvested CSArt Maine, the state’s first community-supported art share program, will host a free pop-up party on Sat., Feb.7 at the Portland Flea-for-All, 125 Kennebec Street, Portland, beginning at 10:00 am. Shareholders will collect their first shares, while non-shareholders can chat with participating artists and hear plans for upcoming seasons. The event ends at 5:00 pm. Everyone welcome. Free.