Offer a Prepaid rate for 1 week e.g. 40 hours upfront gets $15/hour discount because it saves you in admin costs down the track.
If they want more
Offer a Prepaid rate for 1 week e.g. 40 hours gets $15/hour discount because it saves you in admin costs down the track
Offer a Prepaid rate for 2 weeks e.g. 80 hours gets $20/hour discount
Offer a Prepaid rate for 4 weeks e.g. 160 hours gets $25/hour discount
Offer a Prepaid rate for 8 weeks e.g. 320 hours gets $30/hour discount
Offer a Prepaid rate for 8 weeks e.g. 640 hours gets $35/hour discount (max discount $35)