Buy Stickys book!
Buy Scooter Techniques DVD
Join a Club (online or local)
Buy parts from trusted sellers
Ask advice! (LCGB, WKFASC etc..)
E-bay .. be careful! Buy cheap, buy twice
Take your time
It's a Lambretta - it will cost you money .. dig deep!
Use original parts where you can .. they are nearly always better than buying "New"