To set up any rules in your campaign click "Edit" chosen campaign and go to path section. Click "+Add new Rule"
Choose parameters for conditions, type of condition and add values.
Keep in mind:
For your convenience, for IPs, Referer, ISPs, User agent and GET parameters you can paste values separated by a comma and press Enter. It looks like
If you want to add conditions for "Get parameters" you have to add name of parameter to verify that it's passed in URL and parameter=1 to verify that it's passed and has value equal to 1
If you set up rules for "Get parameters" like this
then condition will be met if get parameter
1) sub1 exists
2) sub2 exists AND has value equal to 1 OR 2