For unpacking files we recommend using a free software - 7-Zip.
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Online Marketplaces are the Future of E-commerce In an online marketplace, independent vendors sell their products through a common storefront.
According to U.S. Commerce Dept 59% of people shopping online go to Amazon when they are looking for something to buy on the Internet. In 2016 $1,09 trillion worth of goods were sold in the largest global marketplaces.
It makes 44% of all e-commerce sales transacted around the world!