How to register and install OpenERP On-Demand?

The following steps can be completed in less than one minute:

1. Register a new on-demand account by using your email address and choosing a password
2. Sign in to your account
3. Create a new OpenERP database and choose an address that will be used to access it (for example : my-company.openerp.co.th)
4. Start using your ERP (by accessing the website my-company.openerp.co.th)

Detailed help on how to set up  and register a new database is explained here