I worked in Itech as a Customer Service Representative for 2 years. I handled inbound and outbound calls.
For inbound I assist customers about their concern like inquiries and complaints. For outbound I inform new products and services of broadband and telephone lines.
Onlinejobs.ph "ID Proof" indicates if "they are who they say they are".
It DOES NOT indicate skill level.
ID Proof scores are 0 - 99 with 99 being the best. It is calculated based on dozens of data points.
It's intended to help employers know who they're talking to is real, and not a fake identity.