Sight Lc, Usance Lc, Back To Back Lc, Front To Back Lc. Transferable Lc, Divisible Lc, Pre Advise Service, Financial Guarantee ( FG ), Performance bank Guarantee ( PBG ), Performance Bond ( PB, Advance Payment Guarantee (APG ), instruments, Standby Letters Of Credit (SBLC), Ready Willing And Able ( RWA ), Blocked / Proof Of Funds ( Pof ), bank Comfort Letter ( BCL )