Identify status about "None"

http://helpx.adobe.com/analytics/kb/none-unspecified-and-unknown.html

It was written about

"None" in reporting

・Unclassified data in classification reports

or

・A conversion event fires without a conversion variable

or

・Non-mobile hits in mobile reports

or

・Mobile hits in technology reports

or

・Merchandising eVars that do not fire at or before a conversion event

I am in trouble because I don't know what that is.

Please let us know beforehand what that is.

For example,

"None(Unclassified)" and "None(classified)"

"None(Non-mobile)"

"None(fixed)"...