By Ishaan Bhattacharya Shaquille O’Neal might be one of the richest athletes of today’s times but even he can get his credit card rejected at stores sometimes. View the original article to see embedded media. Shaquille O’Neal is one of the most successful basketball players on and off the court. The man has earned hundreds of millions through NBA contracts, endorsement deals, and business ventures that have ensured that he gets looked at as an idol to players about how to spend their money after retirement. As a player, Shaq might have been fiscally minded but would make incredible purchases s…