The portfolio will invest in all bonds that are represented in the JSE ASSA All - Bond Non-TR Clean Price Index. The portfolio may hold cash investments as well as bonds. The portfolio will hold the constituent bonds of the JSE ASSA All -Bond Non-TR Clean Price Index in the correct weightings, as far as possible. The portfolio may differ from the index from time to time due to liquidity constraints of the underlying bonds.The portfolio may also hold listed derivatives from time to time, to effect efficient portfolio management.The portfolio will not invest in off-shore investments.For the purpose of this portfolio, the manager shall reserve the right to close the portfolio to new investors on a date determined by the manager. This will be done in order to be able to manage the fund in accordance with its mandate. The manager may, once a portfolio has been closed, open that portfolio again to new investors on a date determined by the manager. The Trustee shall ensure that the investment policy set out in this Supplemental Deed is carried out.