good air flow

i was working all last summer to get enough money for a pc that i could stream and game on and i have about 2226$ to spend. my problem is that i dont know if what i want rn and can buy rn is: 1: good enough to work and stream on pretty good resolution ( about 1080p and 4000 bitrate even i dont...

Would anybody be able to recommend a new case that would be good with airflow since I have 4 fans atm and hopefully the new case could include some fans as well so I could have 6 so 3 for inputting air in and 3 for outputting air out or even 4 and 2 I’m not the best with knowing how airflow...

I need some help with building a desktop computer. I live in Australia and would like the parts to be ordered from this site: http://cdn.msy.com.au/Parts/PARTS.pdf I want to use this computer for Gaming ( LoL, WoW ) as well as graphic and web design. If you need any more information please...