Plain and simple.
Using Slender.Link for spamming or illegal purposes is forbidden and any such use may result in the Shortened URL being disabled, and may be reported to all ISPs involved and to the proper government agencies. This service is provided without warranty of any kind. The holder, SeiRruf, is not responsible for damage of any kind done to it's viewers while this service is being used. This includes the spreading of harmful links.
Should you come across a harmful link, it is to be reported for immediate removal.
Shortened URLs may be subject to be removed without warning at any time. Brief service downtimes may occure, where short urls will be inaccesable for a short amount of time, before returning. This service is hosted via a 3rd party as a project, and may hold only a temporary life time online.
Users can have their account suspended, revoked or content removed at any time for any reason if these terms and the terms of common sense are breached.
Yadda yadda, besides the basics and common sense which may or may not have been stated above,
Enjoy the service!