thanks CID, that helped!!! Although I have read those very paragraphs from the AIM, I was still a bit confused!

thanks, I have actually read the AIM many times. I have gone over and over the RAC and COM sections and can't still can't find the answers!

I am planning on writing the INRAT very soon, and need a few things clarified (hopefully someone can do this for me) I was under the impression that if you had a RAIM warning at any stage during a flight (enroute, approach), you had to discontinue using the GPS as your means of navigation (unless in...

ha ha, best thread ever. my first post ever. felt this one was worth it.