QuickBooks isn't the only option. My startup makes this: http://www.thinkcomputer.com/software/exponent/enterprise.html http://www.thinkcomputer.com/software/e

QuickBooks isn't the only option. My startup makes this: http://www.thinkcomputer.com/software/exponent/enterprise.html http://www.thinkcomputer.com/software/exponent/enterprise.ht... and we use it to run everything. And it runs on Macs.