Instructions
Determine the condition of the basketball card. The better condition the card is in the more value it has. A local card collectibles shop should be able to tell a person the condition of the basketball card. There are companies that specialize in certification for a fee. Use caution when paying for these services because not all these companies are reputable.
Ascertain the year the card was printed. The older a card the more valuable it is.
Find out if the basketball card is from the players' rookie year. Rookie cards are usually the most valuable of the card from a player's career.
Establish if the card was from a limited collection. The rarer a card is the more in demand it is. Limited sets usually have a designation on the card itself.
Locate a pricing guide for the basketball card. The pricing guides will give a collector an estimate of the value of a basketball card.
Find an Internet auction site that sells basketball cards. This will give the collector a better idea of the demand for a specific basketball card.