Kernrechtsfrage
Whether the tenant's challenge to refusal of deadline restitution was admissible and well-founded.
Extrahierter Entscheid
The challenge was inadmissible because it attacked only one of two independent grounds of the cantonal judgment and did not address the alternative ground.
Extrahierte Begründung
A party must challenge all alternative motivations supporting the decision; moreover, the tenant's factual allegations contradicted the findings below and were insufficiently substantiated.