There are many, many ways to void the warranty that came with your radio system (and some of them are even useful) (:-)

This is an overview of the modifications you can easily perform. They let your rc gear do a few things you may not have thought of, or have thought of but did not know how accomplish. Detailed instructions with pictures are coming. In the meantime you can e-mail me with any specific questions. If you think this section should also have soldering instructions, let me know.