On episode 17 of the MetsCast, co-hosts Nick Durst and John Brown discussed:

Will Jed Lowrie and Todd Frazier be ready for Opening Day? If not, should Jeff McNeil be moved back to then infield?
Can Robinson Cano stay healthy this season?
Is Michael Conforto the key to the Mets success? 
Should the Mets have kept Wilmer Flores?
Can Juan Lagares be an everyday player?
Should Travis d'Arnaud or Devin Mesoraco be the Mets backup catcher?
Will Wilson Ramos stay healthy this season?
Was signing Carlos Gomez to a minor league deal a good move?
Should the Mets sign Dallas Keuchel or Gio Gonzalez and move Jason Vargas to the bullpen?
Is the Mets bullpen strong enough?