If lady luck is on your side, you can make a killing by playing online poker. Since these games can be played from the comfort of your home, and there are no fixed times, you can play online poker between rounds of doing your online business.
If you find that your business contacts are not online, just log into your favorite online casinos and play some round of poker. If you play well enough and are lucky, you can win a decent sum of money too while playing online poker. Then back to business.
