Search
Go to User → List user to do a search. When searching for a user in console you can use the following customer information:
e-mail
user id
Name
Country
Tags
transaction id
For the more advanced searches, you can combine the attributes to search between by e.g.
Select country in the dropdown to the right
In the search field type DE AND tags:VIP
Now the results will be for users with country DE and the VIP tag