What are two synonymous lodging industry terms used to identify the difference between the purchases a group pledges to make and the purchases it actually makes?

Attrition and Wash

Explanation:

Attrition and Wash are the two synonymous lodging industry terms used to identify the difference between the purchases a group pledges to make and the purchases it actually makes.

answer; provide for the common defense:

answer; when the government fails to protect the fundamental rights of the people;