Why must the successful salesman be a good diplomat?

Question

Why must the successful salesman be a good diplomat?

Answer 1

because you have to"convince" your client to buy.flatter,be patient,charming....

Answer 2

because sales are not the most important, one must have patience and diplomacy in order for the customer to come back, sometimes accept customer's ill moods,and inabilities to be satisfied,

and? you must swallow your pride at times,and let many annoying remarks go by.......

customer is the King?

a lost customer is lost business,

so indeed, you have to accept inconveniences, for the customer to come back to you...