Swipe ideas from some of the best Facebook ads
Whilst these types of graphic (using illustrations of people rather than photos) are commonplace, they seem to be pretty effective.
The copy is short but effective, and cleverly opens with the word 'people'. After all, marketing and advertising IS all about people.
The ad also uses the classic 'how to' copy that is designed to get you thinking about answers, rather than treating it as an advertisement.