1.   My investments soured, though, and I lost the money.

2.   By investing in a larger number of companies, the LBO fund reduces potential losses if one investment sours.

3.   For three years its investment strategy worked brilliantly, but its investments soured this year.

4.   Key partners also departed the firm and some significant investments soured.

5.   Too many people see their home investment sour from rotting balconies, mushroom-sprouting carpets and stucco-cracking earth movement, they say.