We know how expensive it can be to purchase creative, high-quality images or GIFs, and how time consuming they can be to create them by yourself. That’s why the AWeber design elves made a FREE holiday GIF guide for our blog readers. Use the 16 animated GIFs below for your holiday email marketing campaigns. (GIFs can increase click-through rates, conversions rates, and revenue rates!) There’s a mix of brand-new GIFs, plus fan favorites from years past. Place them in a Black…