Below are the data that are collected, whether they are required when creating a profile, and whether they can be changed by the user themselves.

Fields	Special personal data	Required when creating profile	Can be changed/created by user	Public
Email	No	Yes	Yes	No
First name	No	No	Yes	Yes
Last name	No	Yes	Yes	Yes/No*
Name infix	No	No	Yes	Yes/No*
Company name	No	No	Yes	Yes/No*
Date of birth	No	No	Yes	No
Street	No	No	Yes	Yes/No*
Postal code	No	No	Yes	Yes/No*
City	No	Yes	Yes	Yes/No*
Country	No	Yes	Yes	Yes/No*
Info	No	No	Yes	Yes
Password	No	Yes	Yes	No
Jobs	No	No	Yes	Yes
CV/productions/role	No	No	Yes	Yes
Photos	No	No	Yes	Yes
Videos	No	No	Yes	Yes
Companies/employers	No	No	Yes	Yes
Services	No	No	Yes	Yes
Job description	No	No	Yes	Yes
Experience categories	No	No	Yes	Yes
Industries	No	No	Yes	Yes
Profile photo	No	No	Yes	Yes
Newsletters to receive	No	No	Yes	No
Which messages viewed	No	No	No	No
Last logged in	No	No	No	No
Info modified date	No	No	No	No
Profile created via	No	No	No	No
Phone number(s)	No	No	Yes	Yes/No*
Website	No	No	Yes	Yes
Social media links	No	No	Yes	Yes
Education	No	No	Yes	Yes
Direct debit mandate present	No	No	No	No
Equipment	No	No	Yes	Yes
Hardware knowledge	No	No	Yes	Yes
Software knowledge	No	No	Yes	Yes
Gender	No	No	Yes	Yes
Languages	No	No	Yes	Yes
Address publicly visible	No	No	Yes	No
Billing address	No	No	No	No
Account type	No	Yes	Yes	Yes
Which ads viewed	No	No	No	No
Invoices	No	No	No	No
Invoice payment status	No	No	No	No
Orders	No	No	No	No
Membership type	No	No	Yes	No
Received messages	No	No	No	No
Posted noticeboard messages	No	No	Yes	Yes
Viewed pages	No	No	No	No
				*to be indicated by user themselves