How much does actually an extra 25 per day mean,
how does that change my annual revenue/income?
Will a three weeks delay negate the difference?
Assuming 100% utilisation upon contract start for 12 months (rate 1).
How many hours will you be available to invoice per year?
How many hours would you work and invoice for per day.
Not including lunch.
How many invoiceable days before contract for rate 2 starts?