My kid tells me he has to stomp his foot to get them to stop kissing and hugging. She never ever kissed and hugged me. My kids tell me to give it up and get with the new program. It's obvious she is crazy and nuts for him. Infatuated, at least.
Love takes a while.
But, I think your kids are right. She responds to little things I do for her like chocolates and candy, flower in deco vase, I make coffee for her when she drops off the children, I give her to-go lunch boxes when I know she's too busy or hasn't prepared anything for herself. That is very kind. Of course she will respond. She tried to take it a step further and asked for perfume, Channel No. 5.