Are you talking about work-in-progress (WIP) limits? I've seen tools enforce this so you can't pull another story into the current list. Other tools let you pul

Are you talking about work-in-progress (WIP) limits? I've seen tools enforce this so you can't pull another story into the current list. Other tools let you pull but highlight the fact that you're going over the WIP limits by making the whole column eg. red. Or do you mean something else?