FTTC: Uses a combination of fibre optic and traditional copper telephone lines
FTTP: Uses fibre optic only, right from the provider into your business premises
Leased Line: Provides you with a dedicated fibre optic line with no bandwidth sharing.
Which of these business fibre options is right for you? This really comes down to your specific business needs and budgets. As with most technology investments, the more you pay, the more you get.