Explain three major ways that volunteers can help candidates in a political campaign.

1) The main purpose of election is to give people a choice of selecting their representatives, the policies they prefer etc
2) It is necessary to have open discussion of these policies which helps the people decide as to which party should govern them and this is known as campaigns
3) In India, such campaigns take place for a 2 week period between the announcement of the final list of candidates and the date of polling.