To allow you direct access to the overtaking lanes
							                                
                                        
                                    
							                        
                    
                            To give yourself space to turn around if you need to
							                                
                                        
                                    
							                        
                    
                            To build up a speed similar to traffic already on the motorway
							                                
                                        
                                    
							                        
                    
                            To give you immediate access to the hard shoulder