Dog beds might not be the most essential part of dog furniture for canine companion, but they certainly improve your pet's level of comfort and overall well - being. (topdogtips.com)
They are also essential parts of the project scope, and they should be documented as assumptions in the project statement of work or charter. (elearningindustry.com)
As we all agree, character education is the main and essential part of education around the world. (info.character.org)