Types+of+comercials

Brand commercial:

http://www.nike.com/nikeos/p/nikebasketball/en_US/?sitesrc=uslp&bctid=27659E95-1D8A-AFCD-47E1-F5EA0A970C9C

Informative commercial:

http://www.retrojunk.com/details_commercial/8906/

Comparison commercial: