Is it C.R.A.A.P.?
Currency:
When was the information written or published?
Has it been updated?
Is it out of date for your topic?
Are the links functional?
Relevance:
Does the information answer your research question?
Who is the intended audience?
Is the information at an appropriate level?
Authority:
Is the author a person, company or organization?
Is the author an expert on the subject?
Is contact information included?
Does the URL reveal anything?
Accuracy:
Is the information supported by evidence?
Can you verify the information?
Is it peer reviewed?
Does the language seem unbiased?
Are there spelling, grammatical or other typographical errors?
Purpose:
Is the purpose to inform / teach / sell / entertain / persuade?
Do the authors make their intentions clear?
Is the point of view objective?
Identifying emotions:
Authority