Francophones are used to poor translations. In the end, quality is costly.

But crappy can be equally costly:

Allergan's coupon - Original version

Back of Allergan's coupon - An apparently generous translation to French

Careful observers will note that while the English version is a coupon, the French version is not. Attentive merchants can actually point out that the French version is a mail-in rebate and refuse to pay more than 2.50$.