the company modifies its rules and says it will add more staff to vet flagged tweets , after an outcry in britain over tweeted rape and bomb threats to female journalists and a member of parliament . ( photo : twitter ) story highlights twitter updates policy on abuse following backlash in u.k. are investigating rape threats against women in the united kingdom . a member of parliament also received a rape threat by way of twitter app on apple devices and the mobile related story twitter to simplify the reporting of abusive tweets , after outcry after rape and bomb threats , site to updates rules , roll out ' report abuse ' button more widely and use extra staff to police tweets twitter has issued new rules to try to clamp down on abusive behaviour in the wake of rape and bomb threats made against female journalists , an mp and a feminist campaigner . in a message posted on the twitter uk blog on saturday , the senior director for trust and safety , del harvey , and uk general manager , tony wang , said the microblogging site had updated its rules to make it clear that abuse would not be tolerated . a post on the u.k. twitter blog mentioned plans to add additional staff to the teams that handle abuse reports and updates to the twitter rules . and twitter u.k. general manager tony wang later confirmed that the changes were being made worldwide . we want people to feel safe on twitter , and we want the twitter rules to send a clear message to anyone who thought that such behaviour was , or could ever after an outcry from the united kingdom in response to online threats against women , twitter is revising its policy on how to handle abuse . twitter u.k. sent a tweet this morning pointing users to a blog post that announces the rules and staffing changes and reiterates that a " report abuse " button will be added to mobile and web versions of the site .