Every action of the Council establishing any offense and providing for the levy of a fine or the imposition of any penalty, or providing for the levy of any tax, or for the expenditure of any public funds, or for the contracting of any indebtedness, as well as all actions required by this Charter to be taken by ordinance, shall be taken by ordinance. Council shall make provision by ordinance for the form and method of enacting ordinances and resolutions.