Jeez, LAHSO
In my innocence as a low hour PPL, I accepted a LAHSO at Nantucket, little realising that this meant cross runway ops.
Having managed LAHSO, my suprise at a commuter thundering across my line of sight (albeit well clear) made me realise that it was not a good idea to accept a clearance without total understanding.
All itneeds is a misjudgement, especially with heavy metal