There's a roaring and growling of a high powered engine, which makes the old man prick up his ears. Eventually a Range Rover with personal plate heaves into sight on the hillside.
A very dapper young fellow gets out, slick suit, shiny shoes, neat hair, tie. "hi, you must be a shepherd?"
"Ar" says the old man.
"Would you like a bet?"
"Ar" says the old man.
"I bet you that I can tell you exactly how many sheep you have, and if I can, you'll give me one".
"Sounds fair" says the old man.
The young man opens up the back doors of the Range Rover, slides out an instrument rack, unfolds a smal satellite dish, fiddles around with knobs, dials and keyboards for twenty minutes, and announces, flourishing a print out "you have 253 sheep".
"Ar" says the old man.
"so I can have one?" asks the young man
"that was the deal" says the old man.
So our hero folds up his satellite dish, pushes everything back into the storage space in the back of the car, grabs the nearest animal and loads it, and slams the door triumphantly, "thanks, Bye!"
"not so fast, young man, it's my turn now"
"Oh, er, ok", says the other.
"If I tell you what your job is, can I have that back?"
"Well, I suppose so" he agrees, reluctantly.
"you're one of these new-fangled management consultant, arent'ee?"
"why, yes, how did you know?"
"Well, you turn up here, uninvited. You charge me to tell me something I already know, and you know bu88er all about my job 'cos you took my dog..."