Modern dating is filled with ups and downs and all sorts of signs to decode that daters in previous generations never had to worry about. There are a number of things guys can say through dating apps, and a number of ways they can say them, which should raise red flags for us. And similarly, there are things online matches can say which let us know that they could turn into something more in the future. Check out these red flags to look out for on dating apps, and signs that the match is actually a promising one! It should be a serious red flag if a guy is rude in his messages to you on a dating app.