1. Who should people ask for advice on big issues, family members or friends?
2. What are some jobs in which people often need to give their opinion?
3. Do people give their opinion about products and services more frequently nowadays?
4. Why do some people not like giving their opinion?
5. What are the kinds of things people often write about in online reviews?
6. Do people express their opinions more strongly online than they do face-to-face?
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