If we see this paid marketing it revolves around the money if we have money we can market more and basically this has to be choose when we need instant traffic and those have enough standard they will be investing in paid marketing like there are different types on online marketing like paid results on search engines, placing ads on the different platforms like blogs, forum, website and also sharing the links from one business to another if we see the business like packers and movers Hyderabad then the have to share the business contacts with other transportation this will improve their standards and also networks by this everyone is happy about the network and revenue will be generated in a good way.  And also there are different types of paid companions like which are choose according to the business and their standards.
If we see free promotion is mostly utilized by the small business and yes it is useful in driving great traffic and if you talk especially about the facebook then yes packers and movers can promote business on facebook.