The best advice I can give you is to get involved with an organization such as ASTD, SALT, ISPI or ITTA, go to the meetings, go to the conferences, read the journals and network,network, network.
Here are some of the resources I have used in the past to develop various training courses for our Workforce Development Institute who offers Technical Training. I hope these are of some help. Some are articles, magazines, courseware suppliers, and training companies.
You ask a simple question in the first sentence. You open the door in the second sentence. You neglect to include the third sentence, which should have been (something like) " I have xx-Trainers, who are skilled in xx-app's, and I need to train xx-customer base".
I think of 'training' as a verb, not a noun. The forum could be more helpful, if you could be more descriptive of your specific needs <grin>
If you're asking for technical help, please be sure to include all your system info, including operating system, model number, and any other specifics related to the problem. Also please exercise your best judgment when posting in the forums--revealing personal information such as your e-mail address, telephone number, and address is not recommended.
Resources for training administrators?