How do you evaluate the credibility of advice from anonymous accounts?

Evaluating anonymous Reddit advice requires applying the same critical thinking you would apply to any informal source, adjusted for the specific dynamics of anonymous online communities. The most fundamental question is not "who said this" but "can what they said be verified, and does it make internal sense?" A piece of advice that is internally coherent, references specific and checkable facts, acknowledges its own limitations, and matches what you find in authoritative sources elsewhere is more credible than advice that is vague, confident, and unfalsifiable. Consider the incentive structure of the person giving advice. In anonymous spaces, the primary social incentive is upvotes, which means advice is most likely to be credible when it is consistent with what the majority of commenters seem to know, and least likely to be credible when it presents a contrarian position that sounds exciting but contradicts the consensus. This does not mean consensus is always right — communities can have shared blind spots — but it is a starting point. Look for whether the advice is internally consistent with the information provided. Someone offering nuanced advice about a specific professional or technical matter, who uses appropriate terminology and acknowledges edge cases, is more likely to have relevant experience than someone who gives a simple, universally applicable answer to a complex question. Real experts know where their knowledge ends; overconfident advice often signals the Dunning-Kruger effect rather than genuine mastery. The stakes of the advice matter enormously. If you are asking for a book recommendation, the credibility threshold can be low — the worst case is a disappointing read. If you are asking about medication interactions, legal strategy, or financial decisions that could significantly affect your life, the stakes demand that you treat any Reddit response as orientation rather than instruction, and follow up with qualified professionals before acting.