For building an online reputation, you need to search the name of your brand, or products on any search engine. You should get all the information available online such as online reviews and ratings. It will assist you to get all the information about your brand.
You should avoid such mistakes that can cause problems to your brand. Along with such tips it is recommended that you hire a profile defender who protects your social media account and get more following to it. Since everything is online you should be careful while you post anything on social media. It is good if you get some good reviews for your brand online and outrank all different reviews.