Most are middle-class women who are very successful, in...

Most are middle-class women who are very successful, in areas like banking, the media, the law or running their own businesses - they tend to earn anything from ?ú50,000 up to the millions. They are aged from late 20s to early 50s, and they are looking for a fun night out with no strings attached, because they simply do not have the time for a social life.