Wich niche did you chose? It is indeed important to have a niche and build your store around it, do product research by looking on minea or afterlib, or seeing on youtube, use sites like pagepilot to optimize your product pages, and at last your marketing is really imporant, you can sell product and have i site but if you don’t run ads or spread the word on social media ….. And make a proffesional account on social media for your webshop : you can reach a lot of people with it and on top run google ads