Princess Cruises reviews

 Princess Cruises is a subsidiary of the Carnival Corporation, the most profitable cruise company in the world with yearly revenue of over $8 billion. 

Features:

•  you can apply to their affiliate program as a company or as an individual to get discounts and special offers on your cruise vacations;
•  the discounts and offers you receive are mainly for yourself and your companions and you cannot give them to somebody else;
•  in order to apply you need to have a company you can register with.