 The World Series is a competition among the top six national netball teams , as ranked by the INF World Rankings . It is organised by the INF in conjunction with the national governing bodies of the six competing nations , UK Sport , and the host city 's local council . The All England Netball Association covers air travel , accommodation , food and local travel expenses for all teams , while the respective netball governing bodies cover player allowances . It is held over three days , with each team playing each other once during the first two days in a round @-@ robin format . The four highest @-@ scoring teams advance to the semi @-@ finals ; the winners face each other in the Grand Final . The competition features modified <unk> rules and has been likened to Twenty20 cricket and rugby sevens . A new format featuring shorter matches with modified rules was designed to make the game more appealing to spectators and television audiences . The World Netball Series was held annually in England from 2009 to 2011 . 
