How do you assign a policy to a specific group of hosts?

Create a group containing the desired hosts using "Static Assignment." Go to the Assigned Host Groups tab of the desired policy and dick "Add groups to policy." Select the desired Group(s).

Assign a tag to the desired hosts in Host Management. Create a group with an assignment rule based on that tag. Go to the Assignment tab of the desired policy and click "Add Groups to Policy." Select the desired Group(s).

Create a group containing the desired hosts using "Dynamic Assignment." Go to the Assigned Host Groups tab of the desired policy and select criteria such as OU, OS, Hostname pattern, etc.

On the Assignment tab of the desired policy, select "Static" assignment. From the next window, select the desired hosts (using fitters if needed) and click Add.