"Khan and his supporters have been using this medium as a core tool from the beginning. For other politicians it is an afterthought," says Dr. Awab Alvi, head of social media for Imran Khan's political party, Pakistan Tehreek-e-Insaf.
Pakistani blogger and journalist M. Bilal Lakhani explains what may be behind the results of a recent BBC poll, and why neither U.S. candidate is particularly popular in Pakistan.