Proper grammar helps you write well. Knowing proper grammar is crucial for learning to write well in Russian. To be able to connect the oral language with the written language, grammar skills are a must! Whether you plan to write a letter to a Russian friend, pen a greeting card for a birthday, write a term paper in Russian or compile a business plan, you need to know the rules for punctuation, sentence structure, verb tenses and all the other elements you need for your writing to be legible and coherent.