Going holiday shopping on Black Friday can be like running with the bulls. The trick is knowing what to dash for when you get to the store–and what to ignore. We’ve compiled the top 10 tech deals for Black Friday, from a $99 tablet and a $499 Ultrabook to one of the hottest smartphones of the year for $150 off. Plus, we’ll tell you where to go and what time you’ll need to be there. In some cases all you need to do is go online.