Thanks in advance for your helpful responses.

I am confused regarding how we go about getting a nice smooth tangency where a part is mirrored over, while we also need draft, as to how to avoid getting a "peak" at the parting line after mirroring over another half.

In the attached image, on the right, it shows a part with draft. If this was mirrored over, there would be a "peak" at the parting line.

If