How can Changes to the Cost of Production lead to a Shift in the Supply Curve? [And Improved Tech]

-Increase in of the Cost of Production [Wages] will lead to Less Profits being made and Lead to a Left Shift. -Had it Decrease, and then more Profits would be made leading to More Profits being made and a Shift to the Right -If Technology Improves then Supply can be Increases as Cost of Production is Lowered.