used to be a sales engineer at an ISP. one you've heard of. we had account execs straight up offer "referral agent fees" to the network managers we were selling to.
bandwith is mostly the same -- 10Gbps here is more or less 10Gbps elsewhere -- so you gotta set yourself apart. and it worked. constantly.
You can rest assured that bribery in that way is extremely common in the West.