How exactly are you setting up the test? It should only be the DOM elements that are specifically targeted as modifications in the test that are affected i.e. other CMS content updates, made to elements that Target isn't modifying as part of the test, should be displayed to the visitor.The only scen...

There is an article here that explains a bit around profile script compatibility between at.js & Web SDK.But essentially that mbox.param('pageURL') approach won't work with Web SDK, you would need to change it to page.url instead. e.g.if (page.url).indexOf('/user/checkout.html') > -1 ) { return true...

Did you see anything in the console and/or see the network request being sent to Target? It depends a bit on what the problem is but there will usually be some console logs explaining why the request to Target couldn't be made or why the activity content couldn't be rendered correctly. I have seen o...

You can send custom attributes as part of Experience/Offer code, based on these examples https://help.hotjar.com/hc/en-us/articles/360038394053

It's more of a people & process question, rather than there being a right or wrong approach.For example, if there is a team of content editors that can also handle the personalisation activities then it's probably an easier workflow to do everything within AEM; however, there is some additional func...

That does look correct to me, did you see the data in analytics?

This video provides a very good walkthrough of how to create profile scripts

Could you build the segments directly in Target? Or do you have additional data in GA that Target does not have access to?

Yes, you could just create a segment with definition of "eVarX = something" and then apply that to your A4T panel in Workspace. I'd expect a Visitor-level segment will make most sense but that will depend a bit on what your primary KPI is 

Ok, it's difficult to troubleshoot further unless you can provide a link to the page with the iframe. If that's not possible or is a restricted dev environment that can't be accessed outside of company network then I'd suggest raising a ticket with our customer care team