Why do we need to know the flow of campaign funds?

Mulyadi
Chairman of Commission V of the Indonesian House of Representatives and Members of Commission III
Mulyadi (born February 13, 1963) is an Indonesian businessman and politician from the Democratic Party who has served as a member of the DPR-RI for four terms since 2009 (2009-2014, 2014-2019, 2019-2020, and 2024-2029). He ran for Governor of West Sumatra in the 2020 Gubernatorial Election. As a businessman, he is the owner of PT Adicitra Mulyatama, a business process outsourcing (BPO) company. In the 2019 Election, Mulyadi was recorded as a legislative candidate for the DPR RI with the highest number of votes from West Sumatra, namely 144,954 votes. Source: Wikipedia