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"

Be fluent while discussing, debating, defending and arguing. Master prompt reactions, interjections and crowd controlling phrases. For example: “If I could finish my sentence I would say…”, "It doesn't take a genius to work out that...", "The same could be said about..." or "Probably a silly question but is that..."