No, I definitely advise that.
She doesn't HAVE to marry and she might even be the wealthier person at the date.
Nobody ever considers the fact that this is part of associative mating. You're looking for the sort of man you are used to being around.
And if those men are generous, they also will advise you to look for someone generous because they don't want you bringing someone else to their home, later. You are picking someone out to enlarge your extended family, after all. Everyone has to deal with this guy. Everyone has to "date" him, at some point. You think they want to "date" some guy that wouldn't even buy a round?