About the Meetings listed in this Book Meeting times are PM unless indicated a. All Meetings listed in this book are open to anyone with an alcohol problem and have a desire to stop drinking. Types of Meetings: Unless otherwise indicated the following types of Meetings are "Closed". Closed Meetings are intended for A.A. members and for those with an alcohol problem who have a desire to stop drinking: B = Beginners� meeting BB = Big Book meeting C = Closed Discussion meeting S = Step meeting T = Tradition meeting The following types of Meetings are open to the public: O = Open meeting OD = Open Discussion meeting Codes: a = Morning meeting D = Meeting interpreted for the deaf M = Midnight meeting N = Noon meeting Sp = Spanish speaking group WC = Wheelchair accessible meeting place X-Close Window