StitcherAds allows you to target all visitors to your website by using Web Custom Audiences (WCAs). You must have already completed WCA setup.
To generate an All Site Visitors WCA:
1. Log into StitcherAds and navigate to Audiences
2. Click on the "Create New Audience Types" button on the top RHS of the screen
3. Click on "Custom Audience from your Website"
4. Name your Audience -eg: All_Site_Visitors
5. Enter your URL eg: www.yoursite.com into the "Add URL Keywords" field and click to add
6. Choose number of days since visit (up to 180 days, default is 14 days)
7. Click on "Create My Rules"