The phrase "to use the marketplace" means to participate in buying, selling, or trading goods or services with other people or businesses in a specific market or platform. Full definition
Essentially, the launch has to create a really strong impetus in order to get people to make a conscious effort in using your marketplace. (arcadier.com)
The benefit of using marketplace platforms is that the platform itself captures demand. (entrepreneur.com)
After the first transaction you should hope that your customer chooses to use your marketplace again in the future. (marketplaceplatform.com)