Sky News' deputy political editor Sam Coates and Politico's Jack Blanchard are back with their guide to the election day ahead.  
 
This is the day before polling day. Jack and Sam look at Boris Johnson's return to the Conservative campaign and how missing postal votes could affect certain seats. 

They also talk about the final day of election campaigning for all the parties.  
 
Email Jack and Sam: jackandsam@sky.uk