How Can Fresh Graduate enter the sales field and Achieve his target ?

Yes if he is confident and have passion for sales and marketing and willing to travel ( if job demands) also being friendly and meeting new people is also a interest otherwise Sales is very challenging job

A candidate who have good communication skill &  stupendous caliber in his  personality can enter in  sales filed.

Such candidates contains very specific specialties. So, They have  to educate, Learn, Train , Implement & Execute .

Walking with the process they definitely achieve their target.