Questione giuridica chiave
Whether the public-law appeal was admissible despite the cantonal judgment relying on independent alternative reasons.
Decisione estratta
The appellant had to challenge each independent reason; as one subsidiary ground remained unrefuted, the appeal could not succeed.
Motivazione estratta
When a decision rests on multiple independent grounds, constitutional grievances must be directed against each ground. The appellant failed to show arbitrariness in the finding that the first half-year 2002 rent, not covered by the realization proceeds, remained unpaid.