Need help in filling i864 please. ...

[irsh]

Im d petitioner for my case.(For my spouse)...I started working since feb 2015...before that i was a dependent of my dad. ....
Since i do not have enough money to sponsor my spouse, my brother(lives in same house with us) will help me sponsor him...so i need to know whether my brother is a 'joint sponsor ' for my case or household member????
Which form or forms should i submit to nvc???

[MaryH]

My phone is broken, I'm using a new one. I'm not understanding everything to get back to answering, not sure ... until I c my daughter or son help me.

[irsh]

Im the petitioner for my spouse....I started working from feb 2015...before that i was a dependent on my dad. ....
Since i do not have enough income to sponsor my spouse, my brother(who lives in same house with me) will help me sponsor my spouse. so, now i need to know, whether my brother is a 'joint sponsor ' for my case or a household member????
Which i864 form or forms should i submit to nvc???