Simple answers to FAQ
I read about different types of proxy networks: residential, business, college, hosting. What are these?
Business networks are run by organizations and offices (office buildings, small enterprises, etc.);
Cellular/mobile networks (Verizon Wireless, T-Mobile etc.);
Residential networks are operated by home ISPs (Comcast Cable, Charter etc.)
College networks are run by colleges or high schools (Harvard High School)
Hosting networks include datacenters or cloud services (Rackspace, Softlayer, AWS).