The Congress started with a rally at Delhi's Ramlila Maidan by Rahul Gandhi, AAP's Deputy Chief Minister Manish Sisodia has hit the ground running with corner meetings and the BJP, that has ruled the municipal corporation of Delhi (MCD) for a decade, has sounded the poll bugle too with a havan, or a sacred ritual, promising a high-decibel campaign that will see its central leaders on the national capital's streets.