50 Grammar Mistakes You Don’t Want To Make (Because Good Grammar Is Sexy)
34. When people use who’s when referring to the possessive form whose.
35. Americans placing the $ after the value (ex. I paid 800$ for my iPhone).
That may be the way you say it, but it’s not the way you write it and I can’t believe how many Americans do that.
Yes, I’m an American and I mentioned the nationality because I know it’s not a universal rule.