Well, hello and welcome, Ashley! I feel sure you'll be able to lose every last pound you want to if you look around and find all the help you need on this site. Here are some starters to help out with the things you mentioned.
There's a whole slew of resources to increase and beef up your level of motivation, for instance, and you can find them right here: www.sparkpeople.com/resource/motivation.as
You can also find plenty of resources to help you out with that type 2 diabetes you're coping with, which I've heard is difficult (but as you said, largely dependent on diet): www.sparkpeople.com/resource/diabetes-diet
And there's even a group for people from Louisiana! You can find it right here: www.sparkpeople.com/myspark/groups_individ
So, all the best to you in your search for weight loss and better health. I believe you can get there.