Since there re a lot of people - countrywide - with same birthday, picking lottery numbers based on birthday dates will lessen your chances to win the jackpot. Most likely you will be not the only winner. To signal to other players that you already played the numbers, use a number registration site - http://www.PickWith.Us
Choosing lottery numbers can be a difficult task. You have to remember to stay clam, cool and collected. Think about your lucky numbers or think about your relatives birthdays and play those numbers. I wish you luck!