Language Point 15
For those who find this too great an expense, there is an alternative. (Para. 3)
Meaning: There is some other choice or some other way out for those who find downloading papers from the web too expensive for them to afford it. Or those who find $29.75 is too dear have another choice.
expense: n. cost or charge
The expense of buying a car is more than we can afford.
The expense of the trip for the youngest child was very small.
He travelled at the company's expense.