Hi Kayeligh, this is a request you can vote for in the link I’ve provided below.
Wix Stores Request: Allowing Others to Sell Products on Your Site
Not sure if it may be possible with Velo, @wingcc may be able to answer this. 
Hi Kayeligh, this is a request you can vote for in the link I’ve provided below.
Wix Stores Request: Allowing Others to Sell Products on Your Site
Not sure if it may be possible with Velo, @wingcc may be able to answer this.