How can I make a Bézier curve have sharp and curved points? How can I make a Bézier curve have sharp and curved points? Like a zig-zag. And also being able to make more 'circular' parts too.

(I want to make fig 2, but I can only get to 1 by creating curves added with the E button.)
Being in Edit Mode you can select the desired curve point, press V and change the Handle Type to Vector





To have even more control you can set the Handle Type to Free