Basic Asterisk Questions

[the1]

Hello,

i have some basic questions. Asterik is under GNU licence and free to use. Can I use this product commercially?
I want to create some conference rooms in my company and want to offer our customers these rooms.
How Many People can join a conference? Are there any limitations?

greetings
chris

[ianplain]

As to the licence viewtopic.php?f=13&t=79888

As to conference no real limitaions except for hardware limitations and bandwith.