> Like everything else online, do your research.

There are many categories where this advice sounds a lot easier than it is. There’s a whole industry creating fake review sites, farming things out to people for favorable social media reviews, etc. and it takes a non-trivial amount of time and skill to figure out which sources are reliable. As long as the internet runs on advertising there’s no reason to expect this to get easier since companies like Google make considerable amounts of money from all of those ads.