Hey Benton ..
For increasing the holiday sales, you can follow these strategies :
1.Offer special discounts to your customers.
2. Optimize for mobile devices.
3.Plan your content in advance.
4.Offer Landing Page .
5.Give Landing Page A Complete Festive Makeover.
6.Create Convenient & Festive Targeted Products Navigation
7.Initiate Provision For Thank You Gifts.
Hope you get the answer