"...Don’t be facetious SB your better than that the point is people aren’t randomly stopped and searched, that would be illegal..."
I didn't think my humorous response was out of place.
Illegal or not, it does happen, I'm sure the powers that be would find a reason other than randomness if pressed.
In the meantime the OP should bear mrcharly's advice in mind.
"...police officers are people too and respond well to politeness and a reasonable attitude..."