(2)  The petition of appeal must be signed by the appellant or his advocate and must state briefly the substance of the judgment, sentence or order appealed against and must contain sufficient particulars of any points of law or of fact in respect of which the appellant claims the trial court was in error.

(3)  Subject to section 380, if a petition of appeal is not lodged within the time provided under this section, the appeal will be treated as withdrawn.

(4)  At any time before the petition of appeal is lodged, the appellant may file with the Registrar of the Supreme Court (if the trial court is the High Court) or the Registrar of the Subordinate Courts (if the trial court is a Magistrate’s Court or District Court), a notice of discontinuance of the appeal, and if he does so, he must serve the notice on the other party to the appeal on the date of the filing.

(5)  The appellant may, after he had lodged a petition of appeal within the time provided under this section, in a notice in writing to the Registrar of the Supreme Court seek leave of court to withdraw the appeal.

(6)  Except with the leave of the appellate court, the appellant shall not be permitted, on the hearing of the appeal, to rely on any ground of appeal other than those set out in the petition of appeal.

(7)  Upon withdrawal or discontinuance of any appeal, the Registrar of the Supreme Court shall notify the Registrar of the Subordinate Courts (if the trial court is a Magistrate’s Court or District Court) accordingly and any stay of execution shall immediately cease to have effect.