Read, apply, check
Understand the message, ask clearly and use wording that fits the people reading it.
Choose the task that fits what you are trying to understand. Each resource includes an explanation, practical examples and references. For an exercise sheet, try the questions before opening the solutions.
Quote the unfamiliar letters, ask what they mean in this message and add the practical detail you need. “Could you spell out QAR here, and tell me what I need to do?” is clearer than guessing. Match the formality to the relationship and give people room to keep personal references private.
A tone indicator such as /j explicitly labels an intended tone for readers who recognize the convention. An emoji can add feeling or context, but its meaning still depends on the message and the people using it. Both can help; neither guarantees understanding. If a misunderstanding affects a task or relationship, write the relevant meaning in words or ask a focused question.
IYKYK can point to an inside joke, but it can also refer to shared knowledge or experience without humor. Compare the same fictional incident as a short cue, a joke label and a clear explanation, then choose wording that gives your reader the information they need.
No—a period at the end of a text does not by itself establish that someone is angry. It can affect how a short reply is perceived, but the actual words, the person’s usual writing style and the conversation matter. Use these original context comparisons and clarification replies to decide what information you need instead of assigning a mood to one punctuation mark.
/gen commonly labels genuine intention, /genq a genuine question and /srs serious intention. They overlap: a question can be both genuine and serious. Read the actual words, keep each cue with the part it labels, and write out the meaning when your reader does not know the convention. These original dialogues and correction exercises show what the tags can explain and what they leave unresolved.