Shares of Salesforce, Inc. CRM have reversed off of resistance at the $268.60 level. This isn't a surprise. As you can see on the chart below, this level has been important since December.Some price levels are more important than others. Salesforce clearly illustrates this. This is why it's our Stock of the Day.In the stock market, important price levels can switch back and forth between support and resistance. There is resistance around $268.60 because it was a support level in April and May. And it was su ...