iFrame
iFrame is allowed if it meets all these requirements:
Click-to-Call/SMS
You can run Click to Call campaigns in DSPSpot, provided it complies with the following criteria:
For Javascript, the content should hold a click macro (${click_url}) and the landing page URL should be something like this tel://1112223333.
If you're planning to implement the click to call event in the <href> below is the sample format.
<a href="${click_url} tel://1112223333">