Try something simple. Do the laundry for a month. Do the dishes for four weeks. Cook dinner for thirty days. No need to announce, simply do them and say happy valentines month.
Give her a life that doesn't wear her down with monotony...or at least a reprieve from one that does.
Most people want the scarcest and most valuable thing in the world....time
Yeah, I could always do more around the house. I do take care of the trash, do the dishes and a good share of the vacuuming but I could always do more. Without question she'll get my time, I made sure I have the day off.