Responsibility falls on each user to preserve the culture of open discussion and free speech that Usenet has come to represent. Advertising is by far the most pervasive form of off-topic posting, and therefore, earns most of the flaming. It is very enticing to think of advertising via newsgroups because there is little cost to do it. With the cheapest of Internet accounts, you can post advertisements to millions of readers at no additional cost. Except, there is a cost .
Every post takes up disk space on each site around the world where it lands.
ISPs pay for disk space to hold Usenet discussions since they know that users like taking part in discussions. Usenet newsgroups ought to be included in your arsenal of marketing. These virtual communities are often ripe with your target market for just about any given area. First, simply by reading the applicable groups, you can learn about your audience from a distance. Second, you can conduct market research by asking questions and even polling newsgroup participants.