Yeah ,A lot of people said that Shopify is new thing right now. But right making your website user friendly like it can run smoothly on smartphone. Because now a days people using smartphone.
Or make a facebook page or other pages that is free where you can easily interact with consumer that your are targeting. :)
First of all you need to make responsive your website, because if people can't able to see your website in mobile or other small devices then they not purchase from your website. Install responsive themes and SEO optimized themes. Do not prefer free eCommerce themes. Make sure your website speed is fast. Loading speed of your products is good. Also, not add much animated products.