WOTC - Reliability of postal service

I asked this question in the Wisdom of the Crowd:

How should Sing Post improve its reliability of postal service?

Here are the responses: (51 Votes)

55 % - Employ direct workers, not outsourcing.
20 % - Stop its non-core activities.
20 % - Introduce tracking of delivery workers.
6 % - Employ more delivery workers.

See the pie chart at: 
http://www.wisdomofthecrowd.sg/chart.aspx?ID=1160