I love it too, seeing real people enjoying themselves realistically rather than all that professional malarkey is such a turn on.
Google can be good if you wade through the crap that poses as amateur stuff, Xhamster I've found to be really good too... Yeah I might be quite the fan haha
Man I wish I had that sort of confidence or experience! I work away a lot and often have wandering thoughts about the people around me, hotel staff, servers and bar staff at the hotels or restaurants I go to...