The first consideration you need to think about is your reason for collecting. If you just want to start your own collection for your personal satisfaction then you really don't have to worry too much about the market value of the objects you will be collecting; However, if you think of your collection as an investment, you may want to surf the Net or shop around for things that many people consider valuable. If you eventually want to earn money from you collection, you must study and research about antiques on the market.

Even if you are planning to sell your collection afterwards, you still have to choose something that you are interested in. If you don't know anything about baseball and you're not interested in the game, then it won't be fun collecting baseball memorabilia even if they are hot items on the market. However, if you follow what you like, you won't regret investing time and money in building up your collection,  Consider collecting something you like...