If you want to track same visitor across and web ( where in customer moves from app to web browser), you should be usingVisitor.appendToURL()  function https://docs.adobe.com/content/help/en/mobile-services/android/sdk-reference-android/hybrid-app.html

You can give a try by creating a hit based segment condition with classification=Home and classification ≠  Electronics or doesn't exist Electronics.

You can checked for following two factors incase events/dimensions are not available in VRS1. Enable Customization of Virtual Report Suite Components under VRS settings.2. User is part of product profile which has access to VRS along with their dimensions and metrics.

You need to select Dimensions next to Metric on Step 2 of request wizard as shown below:  

Currently 400 rows are available in workspace but this is in pipeline. This will be released in upcoming Release but there is no ETA for now.

You can consider the doc for scheduling a recurring report. https://docs.adobe.com/content/help/en/analytics/export/data-warehouse/dw-schedule-recurring.html

You can make use of Calendar events ; https://docs.adobe.com/content/help/en/analytics/components/t-calendar-event.html Also, In Workspace you can add in some free text as a visualization or panel type.  Which can help explain what's going on.  Same with Dashboards.  Regular reports do have a note s...

There is direct integration available between Adobe Analytics UI for MailChimp and Eventbrite to Adobe Analytics. However, you can refer https://leadsbridge.com/documentation/mailchimp/adobe-analytics/ but they are not Adobe's officially provided documents.

Upon editing one of the Product Profile within admin console for your organization, You will see which report suites/metrics/dimensions/tool access are assigned to this profile.   https://docs.adobe.com/content/help/en/analytics/admin/admin-console/permissions/product-profile.html

There is an outage at data center, due to which scheduled reports were not delivered. This can be checked at status.adobe.com