What impact does using clear and concise language have on a letter's effectiveness?

Using clear and concise language significantly enhances a letter's effectiveness by facilitating better understanding and reducing the likelihood of misinterpretation. When the language is straightforward, the reader can quickly grasp the intended message without sifting through excessive jargon or complicated phrases. This clarity helps in conveying the core ideas directly, making it easier for the recipient to process the information and respond appropriately. In business communication, for instance, clear language can improve response times and foster better relationships by ensuring that all parties are on the same page. This straightforward approach is especially crucial in formal letters, where the goal is often to communicate important information succinctly.