This year, it’s essential to get an early start on holiday shopping. And Amazon is ready to help you start really, really early. Amazon has opened its Holiday Prep Shop, offering gift guides and pre-holiday season sales. From festive decor, to gifts for the whole family, Amazon has collected items to launch the 2021 holiday season. One of the best features of the shop is its categorized gift guides, including beauty and electronics. Here are the best deals we found on fall decor and an early selection of great gifts. Amazon released a Holiday gift guide for 2021. Pictured are the Scented Candles for Home Decoration on Amazon, featured within…