SX 20 Tips / trick for Better Results

I have Recently purchased SX20 IS after DP review awarded Best Super Zoom camera. and concentrating on Taking photos . .

like me many of us needed tips and tricks to improve results.

i welcome all experts and experience user for to share their advise. on
1) low light condition ,
2) depth of field,
3) macro
4) any other.

please contribute . .
thanks