With WIX, you also get a free domain. The main problem with this domain is that ‘WIX’ will be attached to the address. This is bad for search results and your website, if you want it to be successful. Therefore you would want to buy your own domain an connect it to your website. Names can be expensive, especially premium names. This would involve country codes such as ‘.co.uk’ and ‘.ie’ a lot as well as short-tail keywords such as cars or amazing cars.
Similarly to adding almost anything to your site, to add a gallery, you use the add element again. Each gallery you will see will be different from each other. From professional looking galleries to the less so professional. Wherever you choose to place a gallery on your site, always make sure the images are appropriate for the page or your website.
The basics of SEO are very important to comply with. They help search engines understand your website and what it is about. Using algorithms search engines will then rank your site appropriately to specific searches. Ideally you want your site to be on the first page of a search, which can be very hard. Generally the basics of SEO does not achieve first page ranking as it requires a bit of work and effort to do so.