Folks

Need some help pricing maintainance contracts for multiple air con units. Mixture between VRF and one to one's. Not really looking for actual pricing more a how to approach!!

Do i take an hour per indoor, do i price per indoor (over 100 on site), do i price based on engineer rate or on general operative rate, it's mind boggling!!

Any rational input appreciated, although it's burning my brain up so irrational could do...

Thank you

alec