Yes, it is confusing, isn't it? Under the Q&A section, there is more (partial) support for the PDF in sentences like this:
Q: If Silver gets 1 hour of complimentary phone time and Gold gets 2 hours of complimentary phone time, does that mean Platinum gets 7 hours of complimentary phone time?
A: Members are entitled to the block of time associated with their tier and not accumulated by tier. The amount is not added to the hours received by other tiers.
