Wrocław
Pass: pgswelcome
a person or organization that pays the cost of an activity or event (such as a radio or television program, sports event, concert, etc.) in return for the right to advertise during the activity or event
a person or organization that gives someone money for participating in a charity event (such as a walk or race)
an organization that gives money to an athlete for training, clothes, equipment, etc., in return for the right to use the athlete for advertising