Originally Posted by AP
Being slightly more serious, incorrect use of callsigns causes a whole heap of trouble sometimes. Frinstance there's a JP outfit who use "Sword", except "Sword" belongs to a Tucano squadron at (IIRC) Linton. A few years ago the AAC thought they could make up callsigns and were charging up & down the country using a Harrier unit's monniker.
Don't want to poop anyone's party, but callsigns are an official thing & not a free-for-all.
If you could point us at a reference allocating those callsigns to those units (on VHF) , that would be lovely.