2. Customers use a variety of methods to provide feedback to companies about their experiences. Check out the website Product Review (www.productreview.com.au). Look over the reviews for Optus by typing ‘Optus’ in the company search space. Summarise some of the most recent comments. What is the ratio of positive to negative comments about Optus during the last year or so? Describe the effect these comments might have on customer perceptions of Optus.