Height: The height of your in content ad unit.
Width: The width of your in content ad unit. Entering 'auto' or leaving this field blank will make it auto-adjust to your content's width.
Topic: Comma seperated list. Max 3 (including title and tags if used). Topics to use for your page's ad.
Use Tags as Topic: Adds your page/post tags to the topic list. You can remove common tags under the Performance Ad settings.
Use Title as Topic: Adds your page/post title to the topic list. You can remove common tags under the Performance Ad settings