The BJP and the Congress are locked in a poll battle to govern India for the next five years. Both parties have been spending generously on their election campaigns on social media.

While INC spent over a crore on Facebook and google advertisements, BJP had spent seven times the amount for the same purpose in the past three months.

Here's a sneak peak into how the back room managers of both parties are identifying issues which resonate with the wider masses and clinch victory for their parties.