Questione giuridica chiave
Whether the filing of 27 January 2011 met the formal requirements of a federal appeal
Decisione estratta
No; it did not clearly indicate an intention to challenge the cantonal judgment and did not satisfy the reasoning requirements.
Motivazione estratta
The filing lacked the necessary clarity and failed to comply with Art. 42(1) and (2) BGG; a later supplement was not admissible.