In addition, the modified IA report contains a clearer description of the key features that distinguish a social investment funds from the wider category of alternative investment funds. In line with the IABs request, the report clarifies that the essential features of a social investment fund are linked to the social undertakings it targets, the composition of its portfolio (at least 70% of investor capital invested in qualifying target undertakings) and the investment tools it employs (equity, quasi-equity, debt instruments but no leverage). In analogy to the approach taken in relation to venture capital funds, the.