Xerox, looking for callcenter people in PHOENIX

Now you just read how a bunch of them are getting laid off in N.C., now they need more in Phoenix.  Which makes me wonder why would anyone want to go into this biz for a job if at any moment, your job could be moved somewhere else.
http://www.abc15.com/dpp/news/local_news/hiring/10-valley-companies-hiring-workers-now-8-18-2013