Through regular photographic commissions, David further developed as a photographer and was able to quit his full time employment in 1999 and realise his dream in becoming a photojournalist.

• 通过定期的摄影委员会，大卫进一步发展作为一个摄影者，并能够辞去全职工作，并在1999年实现他的梦想，成为一个摄影记者。