Originally Posted by momoflyingguy

How does it work the rav kav?
i.e. when i use my rav kav, why do i get an additional 25% loaded on?
and how does it work that i can use it on multiple providers?
who pays who? it seems a different system than in other countries, where possibly the provider receives all the income - is this true?
and sometimes there is a 90 minute window of free travel, do the different buses i use get the same money?