Don't wait for the recruiter to message first.
Don't appear disintersted.
Don't respond with one-word answers that don't provide adequat context.
Don't use slang words or excessive abbreviations.
Send a message when you join the chat, so that recruiter knows you're available.
Ask the recruiter questions about their job and job pathways.
Write in full sentences to expand on your answers.
Use emoji 😜 to add personality.