operation failed the republican national committee began working three years ago to step up their game. how is what you're doing in 2016 different from what you did in 2012? >> we are 100 miles away from where we were in 2012. >> reporter: the biggest difference? activists now use this phone app to get out the vote. >> it will show you their party affiliation, how reliable they are as a voter, their age, stuff like that. you just click that voter, do take survey, boom, right there. >> reporter: it gives volunteers what's called dynamic scripting. prompting different pitchers to voters depending on their answers. information while instantly sent back to rnc headquarters. >> we need to talk to propensity of republicans and make sure they know when the election is and figure out who they are going to support. >> reporter: now in the final push, thousands of staffers and volunteers are using that app in battleground states across the country. the rnc leading donald trump's ground operation says they will