In Haunt 26 (Pay the Piper), when do rats double up in rooms, and what if the eligible rooms are full?

Question

Accepted Answer

Only when there are more rats than eligible rooms: then you add a second rat to rooms until the rats run out, and extra rats can all go into one eligible room. When there are fewer rats than rooms, the traitor chooses which rooms get one rat each.

Betrayal at House on the Hill (First Edition)

In Haunt 26 (Pay the Piper), when do rats double up in rooms, and what if the eligible rooms are full?

Betrayal at House on the Hill (First Edition)

In Haunt 26 (Pay the Piper), when do rats double up in rooms, and what if the eligible rooms are full?