Composition (teaching of) ; English as a second language; ESL; TESOL ; Clarification (pragm.) ; Exemplification (pragm.) ; Beispiel (pragm.) ; Explanation (pragm.) ; Disclaimers; Mitigation (pragm.) ; Abschwächung (pragm.) ; Verschleierung; Downtoner; Diminisher ; Norm of interaction; Regel (pragm.) ; Rule (pragm.) ; Interactional norm ; Comprehension monitoring; Candidate understanding; Clarification (in discourse) ; Contradicting; Widersprechen; Rebuttal; Gainsaying; Widerstand; Resistance; Disagreement ; E-Mail; Voice mail; Chat; Computer-mediated communication ; Ingroup communication ; Classroom communication; Instructional communication ; Language and power; Power and language; Dominance and language; Herrschaft und Sprache; Logocracy; Language ownership; Language and domination ; English as international medium ; Language norm ; Second language acquisition (pragm.) ; Zweitspracherwerb (pragm.) ; Interactionist hypothesis (second language acquisition) ; Conversational analysis (second language acquisition) ; Emoji; Emoticon ; Collaborative text production; Coauthorship; Text production (cooperative) ; Other varieties of English