.....I've only just started using eBay , and don't trust the whole online shopping thing completely yet
Don't start there.
Start here. SPORTISI MOTORSPORT U.S.A.
Here is a list of racers that have or are using their BRT i-DTIS ignition and other parts. Many Ninja 250 owners have been doing business with them over the last 4 years.
Dean Thimjon- CMRA endurance
Eric "RacerX"- Ninja 250 land speed racer and record holder
Gary Gay- Wera southeast novice points leader
David Gay- Wera Expert
James Stroud- Wera Expert 2009 GNF runner up
Peter Hupperich- Wera Expert 2009 GNF and points champ/ 2010 Points leader
Chris Spencer- Wera Expert
Jaime Spencer- Wera Expert
Dustin Ducote "cajun636"- Wera expert
Jordan Greishaber- AFM racer
Craig Harris- AFM racer