Suggestions on how to be an effective pre-sales guy

I am a recent pre-sales consultant trainee in a mid-size company, and I wanna create value but I am being only used in the constant cycle of bid management mostly and my dept being infra and app support I don't get much customer calls to interact as well, so I am planning to create some white papers to create more value and visibility to myself and the dept... experts out here can you point me in the right direction and also give tips on how I can be an value to the organization.