Social media channels are a great way to build your brand. They allow you to connect with customers on a more personal level and provide you with valuable demographic data. The most popular social media channels for marketing purposes are Facebook, Instagram, LinkedIn and Twitter. These channels have been around for the longest time and have the largest user base. However, that does not mean that they are the only ones worth using. There are many other social media channels out there that can help you market your brand effectively.