FINANCIAL Services Authority’s (OJK) letter to Bosowa Corporindo’s management dated June 10 came as quite a blow to this business group owned by Muhammad Aksa Mahmud, brother-in-law of former vice president Jusuf Kalla. The OJK strictly prohibits Bosowa from any action that would bar other investors from increasing the capital of Bank Bukopin, the bank under the group’s control in the past six year. Bosowa owns 23.2