This document discusses altmetrics and their use and potential abuse. It begins by explaining why altmetrics are of interest to authors and institutions in showing broader impact beyond citations. It then provides examples of altmetric data from social media, mainstream media, policy documents, and popular non-fiction books. The document discusses a survey that found people use altmetrics to understand influence and network. However, it notes issues like people relating altmetrics to citations and different types of impact not correlating. It finally covers ways altmetrics can be abused through gaming and ways to address issues like making data open, flagging suspicious activity, and having processes to handle gaming.