Here is an easy way to remember what to look for when evaluating the information that you find. These questions will help you assess what you might find most useful.
CRAAP: Credibility, Accuracy, Reasonableness, Support
Currency - Timeliness of the information
Relevance - Importance of the information for your needs
Authority - Source of the information
Accuracy - Reliability, truthfulness, and correctness of the content
Purpose - Reason the information exists