Questão jurídica principal
Whether the cantonal supervisory decision should be annulled.
Decisão extraída
Yes. The appeal was upheld and the supervisory decision was set aside.
Fundamentação extraída
The debtor showed that no valid garnishment had been completed before 7 April 2012, because the wage garnishment notice and minimum-existence calculation did not contain the required debtor instruction under Art. 96 SchKG.