What is the difference between advertising and premium advertising? Which advantages do I have if I book both options?

What is the difference between advertising and premium advertising? Which advantages do I have if I book both options?
Promotion: your advertisement is presented as banner at the edge of the website no matter which industry you selected.
 
Premium advertising: your advertisement is emphasized within the industry you selected and presented in the first place among all other standard advertisements.
 
Advantages of advertising or premium advertising
  1. Your advertisement is emphasized as a standard advertisement. Thus, the awareness of your advertisement increases.
  2. Your advertisement is also shown in related sectors where you also may find a suitable business partner.
  3. Through a booking of advertising or premium advertising you will reach a greater number of business partner.