What To Sign In A Wedding Card Is It Proper To Send A Wedding Anniversary Card & Sign It Love Always From A Person That Doesn't Know The Ppl?

Is it proper to send a wedding anniversary card & sign it Love Always from a person that doesn't know the ppl? - what to sign in a wedding card

A wedding card was obtained from the parents, and it includes the name of his friend ..... This live-boyfriend does not know the man. If the relationship is said that this is inappropriate and is not it?