settings and tape over the tv camera. consumers are expected the spend $14 billion more using their phones compared to last year. all these purchases have led to a surge in deliveries. today millions of packages will be leaving am done fulfillment centers like this one in robbinsville, new jersey, and the online giant will have 50,000 trucks on the roads. but the sheer volume has had some side effects, from delivery trucks causing parking problems to package pile-ups on city streets. amazon's dave clark says they're merely trying to keep up with customer demand. >> we're expecting another record-breaking holiday season and santa's workshop is ready to go again. so, we're excited about it. >> these boxes have piled up at u.p.s. for delivery here in new york. u.p.s. expects to move more than 32 million packages a day between thanksgiving and christmas. but norah, don't give up on brick-and-mortar stores just yet, the saturday before christmas is expected to be the biggest shopping day of the year