Imagine when heavy duty spammers add in other features, like redirects at the destination URLs, changed and leased for a fee to whoever is willing to pay.

• 不妨想象一下如果专业的垃圾信息制造者给这种小技俩添加上一些高级的功能比如设置一个目标网址重定向进行跳转，并卖给那些有需要的人会是怎样？