Remember the CRAAP test when evaluating sources!
Currency: the timeliness of the information
Relevance: the importance of the information for your needs
Authority: the source of the information
Accuracy: the reliability, truthfulness, and correctness of the content, and
Purpose: the reason the information exists
Eternal thanks to the CSU Meriam Library for this excellent resource: http://www.csuchico.edu/lins/handouts/eval_websites.pdf.
Use this document to help you evaluate your sources.