I've used it for 2 businesses. Where I found it particularly helpful was:
Once the plan is done, you can end your subscription (I just downloaded the Microsoft Word/PDF format so I can make minor additions/changes later)
I am currently building up Haulage business in Nigeria and would be willing to co-found the company. I Have two trucks already on the road. Nigeria is a very sparse land Country of which most haulage are by road . It is a lucrative businees but capital intensive.