Can i allocate home office expenses between 2 bus. based on income earned/bus. versus the amnt of time each bus. uses the office(1 bus. makes $50,000, the other$15,000)?

[kebmaxwell]

1 business makes $50,000 and the other $15,000, but both businesses use the office for the same amount of time.

[Anonymous]

 would say you need to split 50/50.  time is a better factor in this case then revenue.  in the long run it probably doen't matter.