On Thanksgiving Day alone, shoppers used their smartphones to spend $1 billion online, an 8% increase, according to Adobe Analytics. E-commerce sales generated $3.7 billion in sales on Thanksgiving Day which is a 28% increase from a year ago. Adobe Analytics tracks sales from 80 of the top 100 e-tailers. On Black Friday shoppers set new e-commerce records as they used smartphones to generate $2 billion in sales online according to Adobe Analytics. This is the first time that online shopping via smartphones has generated over $2 billion in sales in a single day. 33.5% of the $6.22 billion in online sales on Black Friday were attributed to smartphones. Overall Black Friday sales were up by 23.6%. Buy online pick up in stores continues to be a popular option for shoppers this holiday season, with "click-and-collect" orders up 73 percent from Thursday to Friday, Adobe said. Target, Kohl's and Walmart are just a few companies that have been touting that option this year, hoping that when customers arrive to pick up their items, they'll buy more. Meanwhile, shoppers were seen buying more big-ticket items like appliances, furniture and bulkier electronics from their phones Black Friday, with average order values up 8.5 percent year over year to reach $146, based on Adobe's data.