Here are some pant construction tips and hints to help with those ponte pants.
New Mexico State Article
Sewing in a zipper - Threads
Choose the Correct Size - Threads
Sigrid's Pant tutorials
You Tube Video - Angela Kane
You Tube Video - Sew Pants that Fit
You Tube video - Sandra Betzina Success with Multi-Size patterns
You Tube Video - Sew What's New with George Trippon (this is part 1 of 3 - you can access the rest after watching the first one)
Threads fly Front - thanks Karin and Angela
Collette pants fitting - thanks Lynne B
If you know of more tutorials or information on the internet, put it in the comments and I will add it to this post.
Thanks so much.