Abstract
Advertising is a major commercial activity in the Internet. Nowadays, online social networks present a new way of disseminating advertisements. This new way is considered the fastest way to reach large groups of customers. Even so, there has been little research focus on advertising through users in social networks. In this research paper, a focus was made on one of today's most popular social networks which is Twitter. Our intention is to assess the extent of the utilization of the most followed Saudi Arabian Twitter users in making advertisements. This study employs a survey method that measures the paper goal.