You going to work also serves the purpose "to get somebody to [give you] money they otherwise wouldn't have". So that definition is obviously too broad, and different from the definition of fraud mentioned above.

Advertisement tends to deal in opinions, not facts. And where specific factual claims are made against better knowledge it does constitute fraud, and is occasionally prosecuted. See Volkswagen's emissions claims, for example. Or, just this week, some hand sanitiser got hit by the FDA for claiming protection against Ebola and Coronavirus.