SMS-chatbox

Users of your service shall be billed for each message sent to the service. Mobile operators take a revenue share on each transaction for handling billing, collecting money and covering credit risk. The operators then pay the remaining money (usually between 40% and 60% depending on end-user price) to Fortumo. Fortumo pays you the remaining money minus a small commission (which can be only 2-3% of end-user price, depending on country, type of service and volume). Take a look at Fortumo revenue sharing for exact revenue-sharing figures.

Yes, a private person can also offer Fortumo services.

Yes, a legal person can also create Fortumo services.

To get your money, go to Fortumo "My Services" page. Under "Payouts" section you can see whether your payout is configured or not, if not click on configure. You can configure a payout as a private person or as a company, choose which suits you better. Fortumo supports monthly and one-time payouts. You can also tell Fortumo to hold your money for and choose the payment type later.
The payout is made when your account has accumulated at least 50 EUR. The money will be transferred by the 15th day of the month. Please note that the actual transfer to you will depend on country, you can see the length of the payout cycle from here