In a large bowl, combine flour, sugar, baking powder and salt.
Place softened butter into a bowl or electric mixer and mix for 1 minute.
Add dry ingredients to the butter slowly until combined with the butter.
Add in the milk, oil, vanilla extract and eggs. Mix until well blended.
Pour into 2 greased round cake pans and bake at 350 degrees for 25 minutes or until a knife inserted in the center comes out clean.