Do you have marketing weariness yet? I’ve unsubscribed from so many mailing lists I forgot I was even on — now that they have been arriving to my inbox every single day since Thanksgiving. Christmas  may account for up to 40 percent of annual sales, so it’s understandable that marketers place a lot of stock in their holiday campaigns. They must be careful not to push potential customers away, however, as we saw with some of the failed Black Friday tweets. Here are 8 common holiday marketing mistakes… 1. You didn’t plan. Suddenly, it’s December — and you realize that you really had nothing special prepared. It is not enough to throw a couple of reindeer and the word “Christmas” into your marketing materials. You need a strategic game plan that includes measurable goals, benchmark deadlines, and metrics that will show if you are on-track or not. 2. You don’t have any holiday […]