You could start by adding `sports=*` to a conference/exhibition/event center object if it is mainly for the latter. >But these facilities are not specifically any of these but all of these. Sports venue tags could possibly co-exist with event venue tags. I would suggest `leisure=sports_hall`, which is already often used as a venue for other events in schools and communities. `=sports_centre` usually implies a permanent one, available for training mostly, only holding sports events sometimes. `=stadium` sounds too big for these. Conversely, I could imagine someone tagging a smaller, local sports hall with `amenity=events_venue` (alternatively `leisure=events` if they regularly hold non-sports activity. (if it's not a `=community_centre` already) >I would say they are closest to a convention center (that doesn't seems like an existing tag) It is cited as American English of "conference centre". >Maybe an events center? But that is just a proposal. Both `amenity=conference_centre` and `amenity=exhibition_centre` are "proposals". I would support event center for reasons written there.

You could start by adding `sports=*` to a conference/exhibition/event center object if it is mainly for the latter. >But these facilities are not specifically any of these but all of these. Sports venue tags could possibly co-exist with event venue tags. I would suggest `leisure=sports_hall`, which is already often used as a venue for other events in schools and communities. `=sports_centre` usually implies a permanent one, available for training mostly, only holding sports events sometimes. `=stadium` sounds too big for these. Conversely, I could imagine someone tagging a smaller, local sports hall with `amenity=events_venue` (alternatively `leisure=events` if they regularly hold non-sports activity. activity. (if it's not a `=community_centre` already) >I would say they are closest to a convention center (that doesn't seems like an existing tag) It is cited as American English of "conference centre". >Maybe an events center? But that is just a proposal. Both `amenity=conference_centre` and `amenity=exhibition_centre` are "proposals". I would support event center for reasons written there.

You could start by adding `sports=*` to a conference/exhibition/event center object if it is mainly for the latter. >But these facilities are not specifically any of these but all of these. Sports venue tags could possibly co-exist with event venue tags. I would suggest `leisure=sports_hall`, which is already often used as a venue for other events in schools and communities. `leisure=sports_centre` `=sports_centre` usually implies a permanent one, available for training mostly, only holding sports events sometimes. `leisure=stadium` `=stadium` sounds too big for these. Conversely, I could imagine someone tagging a smaller, local sports hall with `amenity=events_venue` if they regularly hold non-sports activity. >I would say they are closest to a convention center (that doesn't seems like an existing tag) It is cited as American English of "conference centre". >Maybe an events center? But that is just a proposal. Both `amenity=conference_centre` and `amenity=exhibition_centre` are "proposals". I would support event center for reasons written there.

You could start by adding `sports=*` to a conference/exhibition/event center object if it is mainly for the latter. >But these facilities are not specifically any of these but all of these. Sports venue tags could possibly co-exist with event venue tags. I would suggest `leisure=sports_hall`, which is already often used as a venue for other events in schools and communities. `leisure=sports_centre` usually implies a permanent one, available for training mostly, only holding sports events sometimes sometimes. `leisure=stadium` sounds too big for these. >I would say they are closest to a convention center (that doesn't seems like an existing tag) It is cited as American English of "conference centre". >Maybe an events center? But that is just a proposal. Both `amenity=conference_centre` and `amenity=exhibition_centre` are "proposals". I would support event center for reasons written there.

You could start by adding `sports=*` to a conference/exhibition/event center object if it is mainly for the latter. >But these facilities are not specifically any of these but all of these. Sports venue tags could possibly co-exist with event venue tags. I would suggest `leisure=sports_hall`, which is already often used as a venue for other events in schools. schools and communities. `leisure=sports_centre` usually implies a permanent one, available for training mostly, only holding sports events sometimes >I would say they are closest to a convention center (that doesn't seems like an existing tag) It is cited as American English of "conference centre". >Maybe an events center? But that is just a proposal. Both `amenity=conference_centre` and `amenity=exhibition_centre` are "proposals". I would support event center for reasons written there.

You could start by adding `sports=*` to a conference/exhibition/event center object if it is mainly for the latter. >But these facilities are not specifically any of these but all of these. Sports venue tags could possibly co-exist with event venue tags. I would suggest `leisure=sports_hall`. `leisure=sports_hall`, which is already often used as a venue for other events in schools. `leisure=sports_centre` usually implies a permanent one, available for training mostly, only holding sports events sometimes >I would say they are closest to a convention center (that doesn't seems like an existing tag) It is cited as American English of "conference centre". >Maybe an events center? But that is just a proposal. Both `amenity=conference_centre` and `amenity=exhibition_centre` are "proposals". I would support event center for reasons written there.

You could start by adding `sports=*` to a conference/exhibition/event center object if it is mainly for the latter. >But these facilities are not specifically any of these but all of these. Sports venue tags could possibly co-exist with event venue tags. I would suggest `leisure=sports_hall`. `leisure=sports_centre` usually implies a permanent one, available for training, sometimes training mostly, only holding sports events. events sometimes >I would say they are closest to a convention center (that doesn't seems like an existing tag) It is cited as American English of "conference centre". >Maybe an events center? But that is just a proposal. Both `amenity=conference_centre` and `amenity=exhibition_centre` are "proposals". I would support event center for reasons written there.

You could start by adding `sports=*` to a conference/exhibition/event center object if it is mainly for the latter. >But these facilities are not specifically any of these but all of these. Sports venue tags could possibly co-exist with event venue tags. I would suggest `leisure=sports_hall`. `leisure=sports_centre` usually implies a permanent one, available for training, sometimes holding sports events. >I would say they are closest to a convention center (that doesn't seems like an existing tag) It is cited as American English of "conference centre". >Maybe an events center? But that is just a proposal. Both `amenity=conference_centre` and `amenity=exhibition_centre` are "proposals". I would support event center for reasons written there.