I've been offered a bonus!

[TestMangler]

Is the shifty back hand technique a lost art these days?!

Not where I live....

[northernladuk]

Is the shifty back hand technique a lost art these days?!

No, the missus says it's still in high demand.

[Platypus]

Or put it in a brown envelope and stuff it through your letterbox.

I wish

This happened to me recently for the first time ever. I raised an additional invoice, which broke my heart, but I couldn't see any other way of doing it.