After students learn the basics of persuasive techniques, this PPT is perfect for practicing to identify the type of techniques being used in the ads.

2.  Absolutes-Black or white (no gray areas)
 Bandwagon-1855, Amer. Eng., from band (2) + wagon,
originally a large wagon used to carry the band in a circus
procession; as these also figured in celebrations of successful
political campaigns, being on the bandwagon came to
represent "attaching oneself to anything that looks likely to
succeed."
 Emotional appeal
 Sense of urgency!!!
 Ethical-I am superior to every body else!