PocketNow has provided two videos that show how to plan a trip on your PC and have that synced with your phone. This is very practical as it lets you plan a trip like you normally would (on your PC) and then have it handy on your phone to use as needed in real time. I like Bing, but it looks like the Google process seems a lot easier to use.
Here they are for your viewing please. First up is Bing
And here’s Google maps: