Workflow conditions are a way to control which Actions run or don't run within a workflow. Conditions provide workflows with If-Then and Else-If blocks to wrap Actions. SharePoint Designer provides the following conditions for use within custom workflows:
The following walk-through will show you how add a couple If current item field equals value conditions that will run different Log to History List actions based on valued within the Colors column of our Workflow Demo list. The conditions will be added into the Workflow Demo-WF that was created in the previous walk-through.