Hi Bethany
We will soon release the new HELP file covering more content. But at least for quick reference, take a look at this short video
how to work with the TIE points in general. Look how are the TIE points spread all over the area, so it works the best possible way.
https://www.youtube.com/watch?v=d8naLEtLqDY
I highly recommend you to watch it few times to get the whole workflow