The Gold plan, well...as the name implies, is the gold standard of everything SITE123 can bring. At $20.88 a month, it's the second most expensive one out there.
But you'll also get a massive 270GB of storage and 135GB of bandwidth, up to 10,000 mail messages, 10 mailboxes, and 5 additional languages.
eCommerce features will also be pretty broad. You'll get unlimited eCommerce ordering, advanced statistics, a chance to implement a wish list, reviews, and even abandoned cart recovery.
The last one is extremely interesting: it will let you to try and bring back the visitors who added an item to the cart, but left without purchasing.