Formal writing must always include complete sentences for clarity and professionalism, avoiding filler words or slang.
Formal writing should always include complete sentences to convey ideas clearly and professionally. It is important to avoid using filler words or slang as they detract from the formality of the writing. Additionally, including elements like a date and signature are not obligatory for all formal writing pieces, while having a greeting or salutation depends on the context and purpose of the written document.
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