When I was there they didn't ask to see the card. There were only 4 of us that day. I think as long as you meet by the ACE thing on the ground you should be good to go.
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Parks hit for 2000!
PKD,BGW,Knoebels,DP,HP,PKI,HW,SFKK,SFA, Camden, SFO,CP,WL,IW,KW,BP