Fake reviews are certainly a big challenge. I introduced a credibility system for every user, similar to Reddit's karma so people can see how trustworthy the us

Fake reviews are certainly a big challenge. I introduced a credibility system for every user, similar to Reddit's karma so people can see how trustworthy the user is in the Buy For Life community. I could also imagine picking reviewers by interviewing them initially - someone who owns and uses the product for a while.