Durin Which direction Will ensure effective communication in each case below, ?

1. Face-to-face communication: Directly facing the person you are communicating with, maintaining eye contact, and using appropriate body language.

2. Phone communication: Speaking clearly and concisely, actively listening to the other person, and avoiding distractions.

3. Email communication: Using clear and concise language, providing all necessary information, and ensuring the tone is appropriate for the message.

4. Written communication: Using proper grammar and spelling, organizing information in a logical manner, and being mindful of the audience's reading level and comprehension.

There is no context provided for "Durin" or any specific cases. As a result, I cannot provide any guidance on ensuring effective communication in the absence of context.