Having a presence in social networks will allow your company to establish an informal and closer contact with your customers and potential customers. This will allow you to receive information or suggestions from your contacts on social networks, and gain more knowledge about your audience and their needs or preferences, in order to offer products and services that are really attractive to them. Through your presence in social networks, you can reach thousands of people, create communities of users or followers, and increase your chances of attracting new customers. On the other hand, having and maintaining your presence in social networks represents minimal costs.
Take a look at some of this examples: