Cutting out complex shapes can be time-consuming, and on a curved surface it can be almost impossible to get right. Luckily, there's a tool called knife Project which lets you use meshes to cut shapes from other surfaces. Conveniently, the resulting sliced area is automatically selected meaning you can then extrude it outwards or create depth by extruding it inwards. Get the full 1000 page e-book: https://gumroad.com/l/IxofeY Or get the free 35-page sample: https://mailchi.mp/a2bae74897bd/blende