The following blog post provides basic, wise advice on how to avoid eBay / PayPal email scams.
"eBay and eMail Scams" at keep my engine running...
If you are interested in eBay, this blog is worth keeping tabs on.
Related blog posts:
"Top 10 Tips to Avoid Phishing Scams and Identity Theft"
"Richard Clarke's Views on Identity Theft" at Fraud, Phishing and Financial Misdeeds
