Room for a boat to sail to the mark, and then room to sail her proper course while at the mark. However, mark-room does not include room to tack unless the boat is overlapped to windward and on the inside of the boat required to give mark-room.
Mark-Room
Room for a boat to sail to the mark, and then room to sail her proper course
while at the mark. However, mark-room does not include room to tack unless the
boat is overlapped to windward and on the inside of the boat required to give
mark-room.