@Stahesh This was more for Professional Sales.
Sales has some strategies and tactics that are required.
One of them is called "qualifying".
You have to qualify the client: Is he looking for the product, in the first place. Before wasting your time.
@sardonicsmile I havé been in selling I try that in phone calls company only 2 months almost got PTSD I would never work never even if I am starving work as a sellman.
@sardonicsmile Buy it for less.
Sell it for more.