C – Currency: When was this information written or last updated? Is it outdated?
R – Relevance: Does this help your topic? Is it an appropriate level?
A – Authority: Who wrote it? What are their qualifications?
A – Accuracy: Is it supported by evidence? Any typos or other errors?
P – Purpose: Is it trying to inform, sell, persuade, or entertain? Is the info fact, opinion, or propaganda? Why is the information here?
If your source doesn't pass the CRAAP Test, then consider finding something better! Need help? Ask a librarian!