what is outsourcing? pls help me .

what is outsourcing? pls help me .

hallow, i am a member of Seocheckout. i work the Seocheckout site. my question is whwt is out sourcing. i don't know, what is Seocheckouting and out sourcing?pls you can help me. it is deferent question in my site.any one man give me help. thanks every body.