How to Go Through a Trademark Search?

Trademark search involves a keen process of going through various registries and databases in order to uncover the marks that are already in use. Many businesses even hire a trademark search specialist to carry out a comprehensive trademark search to ensure that their mark is unique. Only a mark that is totally different from all others, in terms of looks and sounds are approved for registration. A trademark that is already under use if used by anyone unintentionally will pose legal issues. Therefore it is necessary that you follow a thorough trademark search. What do you think?