1. Golden Promise would be a "sweeter" flavor than pale malt (2-row/6-row)
3. There are numerous ways to make an amber and numerous different ambers. If you want to brew close to killians, you could probably find a clone.
Here are a few links that may help:
What needs mashed, steeped, etc: (I use this chart alot, good quick reference)
More on vienna, munich etc:
Irish red ales:
Here is a reference I use alot for on-line brewing info: