Setting up itunes connect for indie developers

When filling in the info for the itunes connect for paid apps there are number of things they want fill开发者_如何学编程ed in.

• contact info (which has a lot of different roles. e.g.finance, technical, legal)

How should those be filled out for the individual?

Are they all necessary or not?

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Indie developer here. Filled all those as myself in all roles, had no problems since. I vaguely recall I provided an alternative e-mail address in some spot, but I had those aliases all along - sales@mydomain.com, support@mydomain.com, etc.