I thought you might be interested in looking at How block artillery at start and later usable after trigger event?.
https://forums.bohemia.net/forums/topic/185526-how-block-artillery-at-start-and-later-usable-after-trigger-event/?do=findComment&comment=2928186
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.