How should one approach revising a letter?

The best approach to revising a letter involves checking for spelling and grammatical errors because this step ensures that the communication is clear and professional. Spelling and grammar mistakes can create confusion for the reader and undermine the writer's credibility. A well-edited letter conveys the intended message more effectively and reflects attention to detail, which is especially important in professional correspondence.

While adjusting the length, removing personal opinions, or even changing all the words might contribute to revisions, those actions could also lead to issues with clarity or the original message. For instance, shortening a letter too much can omit important information, while changing all the words might result in losing the original tone or essence of the message. Therefore, focusing on spelling and grammatical correctness remains the foundational aspect of effective letter revision.