Social media consist of public relations, customer service for example ufone who is doing quite well on twitter to give good customer service, loyalty building, collaborations, networking for example linked is great example where you build a strong network because you can connect with high profile people like manager, CEO, CFO etc. and in the end customer acquisition.
Brands try their best to build good relationships with their customers and for that they take multiple steps like they give them high quality products and services, gifts are also sent to them to make them feel good. Customer service thing is quite important for brands now like you can see storm fiber that at least they are trying to give good customer service as personally experience this, if launch any issue so within few hours they solve our problem and always respond on time. Loyalty building is quite important because if you have loyal customers you will grow, loyalty is gained when firm satisfy their customers with their products and services. As we have talked about, networking is quite good platform where professionals are available like CEO, Finance manager, HR manager etc. Because social media collaboration is getting quite easy you can collaborate with someone like clothing brand collaborated with make up brands etc.