Hello galas1. I can assist with downgrading your service. I've responded to your other post located: http://forums.xfinity.com/t5/Customer-Service/Chat-History-Log-retrieval/m-p/3090636#M154364
Please send me a private message and include your full name, service address, and account number so I can assist you.
Just wanted to say thank you for creating the post on our forums, galas1. I'm glad we were able to get you situated into a plan that works for you.
Thank you for being a valued customer and thank you for using the forums!