Another De Facto relationship Question

Hiyas
me and my partner have been together since sept 2003, i have read on the requirements and everything. we are in strong and stable relationship. well in oct 2003 i became illegal in New Zealand ,well i didnt have to but i was an emotional wreck back then visas were the last thing on my mind (silly mistakes ) anyhow the point is i became illegal. now the questions on mind are.
Are following considered to be enough evidance fo a DE FACTO relationship:

1. Photos from 2004 (they have dates imprinted on them )
2. Letters From Family and friends
3. we been blessed with a son last month

me and my partner came back to india sept last year so i cud apply for a visa to enter New Zealand legally
she was pregnant when we came to india. so she had to go back to new Zealand as her visa was expiring and we wanted our baby to be born in NZ.
i am not looking for PR i am just applying for a work permit so i can get the visa quicker.

do i need job offer to apply for work permit under family stream?

any help will be much appreciated

sorry for the long story

Thnx every1 who replied

i have found the answer to my questions

just writing then incase someone else is in similar situation

No you dont need a job offer if your partner is kiwi, NZ PR

they accept following as evidence of partnership

Evidence about whether the partnership is genuine and stable* may include but is not limited to, original or certified copies of documents and any other information such as:

a marriage certificate for the parties;
a civil union certificate for the parties;
birth certificates of any children of the parties;
evidence of communication between the parties;
photographs of the parties together;
documents indicating public recognition of the partnership;
evidence of the parties being committed to each other both emotionally and exclusively such as evidence of:
joint decision making and plans together
sharing of parental obligations
sharing of household activities
sharing of companionship/spare time
sharing of leisure and social activities
presentation by the parties to outsiders as a couple.
evidence of being financially interdependent such as evidence of
shared income
joint bank accounts operated reasonably frequently over a reasonable time
joint assets
joint liabilities such as loans or credit to purchase real estate, cars, major home Spam
joint utilities accounts (electricity, gas, water, telephone)
mutually agreed financial arrangements.