Parking in the nearest spot
							                                
                                        
                                    
							                        
                    
                            Depending solely on passenger vigilance
							                                
                                        
                                    
							                        
                    
                            Relying on automatic systems
							                                
                                        
                                    
							                        
                    
                            Following security procedures
							                                
                                        
                                    
							                        
                     
	 
	