Open Door events
OnActivate > open > disappear > 0
OnActivate > closed > disappear > -1
Closed Door events
OnActivate > open > disappear > -1
OnActivate > closed > disappear > 0
No, use one of the two versions depending on what kind of door you use.
DoorOpen Version
0 OnActivate>Self>DoorOpen
2000 OnDoorOpen>Self>DoorClose
ContentStart Version
0 OnActivate>Self>ContentStart
2000 OnContentStart>ContentStop
Or, if you like using simple bricks that appear and disappear
OnActivate>self>Disappear>2