is the vital part of the letter which to as good as wishing the person.

Solution (By Examveda Team)

Salutation is the vital part of the letter which to as good as wishing the person. A salutation is a greeting used in a letter or other written or non-written communication. Salutations can be formal or informal. The most common form of salutation in an English letter is Dear followed by the recipient's given name or title.