'Switches that determine how leveling is performed. They include:
1. When to level (automatically or manually using level now)2. Leveling granularity3. Dates to level within (entire project, or just the next couple of weeks/months)4. Leveling order5. Level within/beyond slack (allow the critical path to be or not be delayed) 6. Delay discrete assignments 7. Allow tasks to be split
See also selective leveling.
SOURCE: microsoft project glossary-projectlearning.net