Words & Phrases that Facilitate Communication

We recently published the words that we encourage our staff to avoid.  So here are the words that facilitate communication which in turn improves customer relations:

 

Are you willing?	How can I help?	I apologize for (specific)
Will you?	What do you want me to do?	How can it be corrected?
What have you considered?	Here are some options.	However
What are the options?	I made a mistake	Will/willing
Which do you prefer?	I understand	Able
What are the alternatives?	I understand your concern	Unable

 Are there phrases that have worked for you?