In a paragraph or two explain why national laws designed to

In a paragraph or two, explain why national laws designed to limit spam are largely in effective?

Solution

The solutions put in place via legal organisations which have become successful have achieved only limited success in reducing spam as it comes with lots of cost to stop them.And to become cost effective there should be such methods in place which will help in qucikly identify spammers and simultaneously are cost effective and must be likely to let them win the case as this will increase their interest to work on this front and consecutively reduced number of spams.