# before_clientregister modifier
Client is about to register in HostBill
TIP
$details is passed as reference (opens new window) so its possible to modify its value(s) in Advanced hook
# Hook parameter
An array is holding provided signup/registration fields values
| Key | Type | Description | 
|---|---|---|
| id | int | New client ID | 
| type | string | Personal or Organization account | 
| companyname | string | Supplied company name | 
| firstname | string | Client first name | 
| lastname | string | Client last name | 
| password | string | Password | 
| password2 | string | Password 2 | 
| email | string | |
| address1 | string | Address 1 | 
| address2 | string | Address 2 | 
| city | string | City | 
| state | string | State | 
| postcode | string | Postal code | 
| country | string | Country | 
| phonenumber | string | Phone number | 
