Task: Assign a suitable level of intensity of emotion E to the tweet, representing the emotional state of the tweeter. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: @nextofficial placed order for nearly a grand SIX weeks ago, called yesterday, order 'missing' and no call back today! #shocking
Emotion: anger
Intensity class: 
3: high amount of anger can be inferred