More information for positive Advocacy, specific to IEP/504:
10 IEP tip sheets from Brookes Publishing -
(also on the WayBack Machine, internet archive -

Brief roundup on Individual Education Plans (IEPs) and 504s
- Wrightslaw: Writing Smart IEPs
- IEP recommendations
- possible ideas of what to include in a 504
- Knowing one's strengths and owning one's weaknesses (hat tip to Platypus101)