The pre-wedding and post-wedding rituals and celebrations vary by region, preferences or the resources of the groom, bride and their families. They can range from one day to multi-day events. Pre-wedding ceremonies include engagement (involving vagdana or betrothal and lagna-patra written declaration), and the arrival of the groom's party at the bride's residence, often in the form of a formal procession with dancing and music. The post-wedding ceremonies may include Abhishek, Anna Prashashan, Aashirvadah, and Grihapravesa – the welcoming of the bride to her new home. The wedding marks the start of Grihastha (householder) stage of life for the new couple.