When you set List prop with a list var, all the values in the list prop line up with the list var values. So, ideally, all prop3 values should show under "why value?". You can check this by enabling all 20 items in the break down. 

You may use the one of the following variations: 1. data = { "search": "bitbangcorporate", "types": [ "virtual" ] } 2. { "search": "bitbangcorporate" } 3. { "types": [ "standard" ] }

You can use classification of the evar to create segment. However, I do not understand how you will use them as metrics. Can you elaborate?

Search Engine defaults to Last Touch and expires after Visit. So, Google, Social Media and Yahoo, each will be attributed 1 Register event. 

You can pull two dimensions in a single API request using break-down only. If using segments addresses your query, I would suggest using inline segment as below:"globalFilters": [{"type": "segment","segmentDefinition": {"container": {"func": "container","context": "hits","pred": {"func": "streq","st...

Can you share curl for the request?

DaysSinceLastUse is an out of the box dimension provided in the Mobile SDK. You you need to track the hours since last use, you might want to write your code and include the value in context data.

Per my opinion, Adobe Analytics should be used to capture insights and not comments. If the business needs to capture the data in Analytics, you would need to limit the characters in the forms.

Its is possible that the hits contain time stamp of historical data. You may check the server calls for "ts" query parameter. I will also advise reaching out to Customer Care to help you check report suite settings.

Using Data Insertion APIs does not incur any costs. However, you will be charged for the server calls sent.