Right click the Conditions folder and select New Condition.
Click the new condition and define the attributes:
Technical Name: Enter a name for the condition. It is recommended that the name indicates the meaning of the condition. The name is used to identify the condition in selectors.
Group: By default new conditions are subnodes of the Conditions explorer node. You can type in a group name to generate a sub-folder of the Conditions node and move the condition to this folder. If sub-folders already exist, you can alternatively select an existing folder.
Type: Select Report.
Report: Select the configured report you defined for the condition.
Check Result Type: Select either Positive or Negative to define what constitutes a fulfilled condition.
Positive means that the condition is fulfilled if the query associated with the configured report delivers a result.
Negative means that the condition is fulfilled if the query associated with the configured report delivers no result.
Right-click the condition and select Set Condition State to 'Active' to activate the condition.
and define the attributes: 
button.