Question: legal and ethical implications when using electronic commerce applications?
Answer: Web tracking. Every time someone visit the web, the website system retains some trails of the users that can be refer later, this trails are normal call logs. ... 
Online Privacy. ... 
Web Spoofing. ... 
Cyber-Squatting. ... 
Privacy Invasion. ... 
Email Spamming & phishing. ... 
Intellectual Property Theft and Copyright Trolls.