My wife joined me on this one for her first swarm catch.
They had been hanging from a grapefruit tree for nearly 2 weeks and the owner didn't want to kill them but also didn't want them to stay (small kids etc)
We didn't take any pictures upfront, so this was taken after we had shaken the majority in the box:
All the bees that were flying around seemed to be attracted to the box on the ladder, a sure sign the queen must be in the box. Only a handful had to be left behind.