I recently did a post on metadata and key words. Keywords are very important by way of driving readers to you books. But the wrong keyword can get your book removed by Amazon. It’s not new to link your style of writing or similarities of your stories/genres with other authors and their titles. It’s a marketing tool. But if you do so in your keywords and/or description on Amazon, you are misleading the public and they will take action.
To read more about this in greater detail, check out the post on Author Marketing Experts.