@martianlion Modeling the complex shapes of cabinet inlays flat then deforming them into shape can be a good option. A lot depends on what the final model will be used for and how accurate the details need to be. A couple of other options would be to use floating geometry or to create a clean high poly of the basic shape…
@JBurk The underlying topology in both your examples, with some minor adjustments, could work. Which starting topology layout makes the most sense will depend on whether the shapes need a softer or sharper transition. With subdivision modeling there's almost always going to be some kind of minor smoothing imperfection and…