What is the author's style in Message in a Bottle by Nicholas Sparks?

The language of the novel is simple English. The language does not include any slang or foreign phrases, keeping it simple enough for even the youngest readers to comprehend. There are no regional words, no unfamiliar phrases, or anything else that might make the novel difficult to read. Most of the novel is written in words of romance, both in the letters that Garrett and Theresa write throughout the novel, as well as the development of the plot surrounding Garrett and Theresa's relationship.