给出一个英文段落，使用句子结构和语法进行改写，使得段落的呈现方式变得更有条理和清晰。
The new employee handbook should be used by all staff members. It is important to read the handbook carefully because it covers a wide range of topics. The handbook includes information about the employee benefits program, leave policies, and the code of conduct.
All staff members must use the new employee handbook which provides comprehensive information about various topics. Careful reading of the handbook is important, as it covers employee benefits, leave policies, and the code of conduct.