Useful collocations while trying to describe or highlight issues or problems, explaining app functionality, giving tutorials etc. For example: "Common sense will tell you what...", "This one should be pretty self explanatory" or "Nice idea, if only there was..."

Learn from real emails how to arrange a meeting, naturally asking for help or advice, requesting information, follow up communications like a human. How to open and close emails formally and informally. Imagine starting an email with “Sorry to be a pain, but can you…, ”Sorry for delay in getting back to you" or "Let me know if it works for you but no hurry"

Writing without strict grading requirements :-)