The {redirect} macro is replaced by the offer URL for the click, and the {eredirect} macro is replaced by the URL-encoded offer URL for that click. This is compatible with most web browsers and platforms as long as your bookmarks or favorites allow javascript. Choosing A Link Shortener There are no shortage of link shorteners out there. 1 billion times.[1] Other uses of URL shortening are to "beautify" a link, track clicks, or disguise the underlying address. See if you are using Classic Analytics (ga.js) or Universal Analytics (analytics.js).