Wouldn't it be a good idea to name one day of the year where we put extra effort into promoting Ubuntu? btw here is a list of some existing days: http://en.wikipedia.org/wiki/Awareness_day
Why? Why is there only "Windows", and "Mac", for most people? Is it a lack of advertising? Lack of support? Lack of, simply, knowledge that Linux exists? Linux has so much to offer: added security, ...
Sorry for being a bit subjective but how can we persuade other people we know to use Ubuntu...