So I finally got vPilot working 100%. Tonight I will be doing my first flight on VATSIM. I've read through almost all of the PRC information (it's a lot to go through). I do understand the concept of the ATC flow of 1.DEL (clearance delivery), 2. Ground, 3. Tower, 4. Approach, and 5. Center, but I could use some help with the following.
A: Upon connecting to vPilot, what's next after I obtain the current ATIS information? vPilot shows COM: 128.300 and COM2: 127.800 in the upper corner. Do I enter those frequencies in my airplane's COM Radio's first? Or, do I enter