Question: Other actions in this area include making electronic payments and invoicing easier anywhere in Europe to encourage crossborder online shopping
Please fix the punctuation.
Fixed: [Other actions in this area include making electronic payments and invoicing easier anywhere in Europe to encourage cross-border online shopping.]

Question: Baking powder and flour Sugar Add the cocoa and the two eggs
Please fix the punctuation.
Fixed: [Baking powder and flour, Sugar, Add the cocoa and the two eggs.]

Question: Jacob Bernoulli also discovered a general method to determine evolutes of a curve as the envelope of its circles of curvature
Please fix the punctuation.
Fixed: [Jacob Bernoulli also discovered a general method to determine evolutes of a curve as the envelope of its circles of curvature.]

Question: to make sure your kid doesnt have access to your own start screen you can set a signin PIN
Please fix the punctuation.
Fixed:
[to make sure your kid doesn't have access to your own start screen, you can set a sign-in PIN.]