Log into your Furlenco account, select Furlenco First, go to the Rewards Store, and then select the Invoice Discount Pack option to redeem your fCash balance.
For redemption against a minimum of 250 off, 999 fCash is needed, and for redemption against a minimum of 500 off on rental, 1999 fCash is needed.
If your fCash balance allows, you can redeem as many discount bundles as you want.