Positioning Map Canon How To Save Game In Vice City After Passing The Riot Mission And Going To The "A" Icon Site Or Position On Map?

How to save game in vice city after passing the riot mission and going to the "A" icon site or position on map? - positioning map canon

Interference when the mission goes from "A" site or location symbol appears on the card, but the house "security" icon will disappear from the map, so please help me save the game happened to Mission turmoil.