Today is the big day for the iPad’s Younger but more mobile Brother iPad 3G, iPad has been the most talked about and rumored Apple Project so far & the sales of the iPad wi-fi model proves all the hype was actually well worth it. Apple today will release the next step in the iPad Family line the iPad wi-fi + 3G Model. Apple sold 300,000 iPads on April 5 — the first day the day the device went on sale. By April 8 it had sold another 450,000. Many have waited for this model to be released lets see how this one does as far as the sales go.  Apple stores across U.S will be closing this Friday afternoon from 4pm to 5pm to prepare for the Big release.