Use commas and quotation marks in dialogue.
Form and use possessives.
Capitalize appropriate words in titles.
Use conventional spelling for high-frequency and other studied words and for adding suffixes to base words (e.g., sitting, smiled, cries, happiness).
Use commas in addresses.
Use spelling patterns and generalizations (e.g., word families, position-based spellings, syllable patterns, ending rules, meaningful word parts) in writing words.