1. Pragmatics examines meaning based on context and shared understanding between speakers and listeners. Context helps determine references and meanings that may not be clear from the words alone.
2. Speech acts, such as requests, commands, and questions, depend on certain felicity conditions to be appropriate. For example, when asking a question the speaker does not know the answer and believes the listener may know it.
3. Politeness involves consideration for face needs, either positive face for connection or negative face for independence. Speakers use face-saving acts like hedges and disclaimers to reduce face threats.