Copywriting, an advertising term in nutshell means a promotional copy which coaxes a reader to take an action or is intended to sell a product talking about the greatness of the brand. On the other hand,  Content Writing is a blatant term which is done with a sole purpose of informing and entertaining the reader. It pursued a reader to connect with author viewpoint and encourages them to form their own opinion. For Branding and Marketing,  Copywriting needs to be incorporated in Content Writing to be effective.