Message boards appeared long before the advent of computers and the Internet in general and in particular, were, by and large, virtually the only way to disseminate information. It is true that in ancient times, large democratic way that is not used, being exclusively in the hands of the authorities: in Babylon knocked laws on stone pillars, in medieval England, royal decrees were posted on church doors. But with the passage Time has changed. A large wooden board on which anyone could post your ad for all to see or to find a proposal for the soul – that is, that for a long time to understand a message board. Second, electronic, the birth of boards can be called a BBS ('Bulletin Board Systems' – an electronic bulletin board), let this reincarnation and sufficiently far from the classical features of its prototype.

Ads on the Internet – a site that allows anyone person to place an ad on their pages. Most popular board determined, in large part by availability and ease of use. On the big Internet message boards attendance reaches many thousands of people a day, added daily by thousands of ads. To organize huge amounts of ads, they are usually divided into sections by topic: 'Sport', 'Household appliances', 'Property', 'Tourism' and so on. All boards can be divided into two main categories: moderated and unmoderated. In the latter case the board operates fully automatically and the visitor need only fill in the required form as it appears in the ad site and other visitors will be able to study it.