I am an avid stamp collector. So Many different collections to choose from. 
It has been a popular hobby as long as stamps have existed.  I've been collecting since I was 6.
Have you ever tried to sell any for profit?!
Mail
The mail or post is a system for physically transporting postcards, letters, and parcels. A postal service can be private or public, though many governments place restrictions on private systems. Since the mid-19th century, national postal systems have generally been established as government monopolies, with a fee on the article prepaid. Proof of payment is often in the form of adhesive postage stamps, but postage meters are also used for bulk mailing. Modern private postal systems are typically distinguished from national postal agencies by the names "courier
for Happiness" is motto of his life. The hobbies of Autograph, Philatelic and Numismatic collection have given him new energy and enthusiasm. For him any such hobby is a worship that keeps him pure, fit and healthy. People have hobbies for happiness and harvesting profit in future. For him, it is for keeping good health too.
He is an avid collector of various collectibles like numismatic & para-numismatic items, Stamps & First Day Covers and Autographs of Indian/World celebrities. As a collector, he