Why would a role's PFCG menu carry both a tile catalog and a tile group?

In a target mapping's General settings, what do Device Types and Parameters control?

What does transaction LPD_CUST contribute when building custom catalogs?

Within an intent, what do the semantic object and the action represent — and what does '*' mean?

After a custom catalog exists, how do its tiles reach actual users?

How does the launchpad designer's launch scope decide which transport request captures your changes?

The standard catalog bundles Create and Change Sales Orders, but user A may only create. Why doesn't the standard role work, and what do you build instead?