I bought a fancy Oil called Castrol Activ 2T, mix it at 20:1, 500ml per 10 Litres.
Read the Blurb from the site below.
It was an extra $3 per litre, on a no name variety.
and I figure my engine needs all the help it can get.
I Dunno if its better, or does what it says...
http://www.castrol.com/castrol/sectiongenericarticle.do?categoryId=9009752&contentId=7018615
Castrol Activ 2T is a modern, high quality 2-stroke engine oil fortified with Deposit Protection Formula designed to provide continuous protection against the build up of carbon deposits on the engine and spark plug, keeping them clean to ensure fast and reliable starting.
Benefits
# Cleanliness of engine and spark plug to ensure fast and reliable starting
# Good protection against exhaust system blocking
# Good lubricity to protect pistons from scuffing
# Reduced pre-ignition and catalyst deterioration
# Continuous protection against the build up of carbon deposits on the engine and spark plug during use.