Really sorry this didn't seem to work out. TBF surprised. because The club go out of their way in pre season to move ST holders - and communicate this widely - so that they can sit together if you give them enough notice (eg: if one of your group is new, or you want to sit with new friends, or...
The clauses don't say this though - just that auto renewal isn't guaranteed and that the club "reserve the right" to refuse if there is substantial non attendance. My understanding from that is that the club will try, in good faith , to renew season tickets if absence is due to illness or...