The Sleep Settings panel is broken down into different sections to help bring together relevant options.
Configures how long the screen should stay on, if the Mac is left idle. Setting this to zero will prevent the screen automatically turning off.
When enabled, the screen will go off, but the Mac stays running, useful for a server situation.
Prevents the Mac from waking for Wi-Fi related tasks. Enabling this will interfere with "Find My Mac" being able to locate this Mac if it becomes lost or stolen.
Allows network connections to remain connected for quicker wakeup. Disabling this option may interfere with "Find My Mac" being able to locate this Mac if it becomes lost or stolen.
aka WOMP, allows a local administrator to wake the Mac for admin tasks.
The options for controlling "Do Not Disturb" are managed in the "Notifications" pane of "System Preferences". There is no way we know to change these settings directly from Sleep Aid.
Prioritizes networking performance, which can keep the Mac awake.
Can prevent sleep if someone is remotely accessing your Mac.
Prevents the Mac from waking because a Bluetooth device tried to connect.
Allows "PowerNap" to be disabled/enabled, please read PowerNap for more information.
If Music is playing audio, it will prevent the Mac from falling to sleep. This option pauses Music when the screen goes to sleep, so the Mac can then sleep also.
According to Apple "On supported systems, this option controls system wake from sleep based on proximity of devices using same iCloud id".
On recent Macs it appears that this setting is always on, it is used to create the "chime" when the AC adaptor is plugged in.
This is the shell script that is executed right before the Mac goes to sleep.
This is the shell script that is executed when the Mac awakes.
More information on the shell scripting capability of Sleep Aid can be found at Shell Scripts page.