Always go to the service centre for your bike servicing or repairing.
Dont go to the nearby garages or dont get your bike repaired by local mechanics.
While changing your bike parts, always use genuine products.
Dont use products of other companies or local manufacturers. Always use high quality engine oils.
Top-up your engine oil whenever required.
Dont mix your fuel(petrol, etc.) With other liquids(kerosene, etc.)