>> reporter: tamecka used to work in health care.m plays a crucial role as a picker. >> what does picking mean? >> this is a fulfillment center, right? so we do the fulfilling. we take the inventory out and send it off to the packer. >> i see. >> they then pack it and ship it to the customer. >> what do you see coming through your circuit regularly? >> well, it depends on what floor you're on. today, like today i'm picking a lot of toys today. i assume last-minute shoppers are trying to get in before christmas. a lot of books. >> you said that your grandma orders a lot through amazon. >> my entire family orders a lot from amazon, to be honest. >> what makes you have your grandma in your mind's eye as you're fulfilling these orders? >> because she's elderly, she doesn't drive anymore. i know she's not the american that has this issue, that's a little older and can't get out like they used to. it gives me a sense of, wow, i made a difference today. >> reporter: but some amazon employees felt differently during the pandemic, organizing