Questione giuridica chiave
Whether the appeal should be removed from the docket after the appellant withdrew it.
Decisione estratta
Yes. The appellant's letter of 1 September 2011 clearly expressed the wish to withdraw the appeal, so the case had to be struck from the roll.
Motivazione estratta
A withdrawal of the appeal leaves no live dispute; under Art. 94 para. 1 let. c LPA-VD, the court must strike the case from the roll.