Implementing these I’ve found it useful if the iframes content supports iframeresize (http://davidjbradshaw.github.io/iframe-resizer/ http://davidjbradshaw.gith

Implementing these I’ve found it useful if the iframes content supports iframeresize (http://davidjbradshaw.github.io/iframe-resizer/ http://davidjbradshaw.github.io/iframe-resizer/), window message passing of url changes to the host site via the dom, and typically supports google analytics (usually not possible via iframe, only when embedding using scripts).