Capture screen region
Press
Print Screen (by default) on your keyboard or
double click on tray icon.
Press mouse left button and drag rectangle.
Capture window
Press
Print Screen on your keyboard or double click on tray icon.
Click into window you want to shot.
Settings
Click right mouse button on tray icon.
Select
Settings menu.
General settings
Storage settings
Additional settings
View Recent Shots

Click right mouse button on tray icon.
Select
Recent Shots menu and choice shot.
!!Tricks
Comment your shots

Press
Print Screen button on your keyboard or double click on tray icon.
Type some text. Drag rectangle or click into window.
Move selection region while shotting
To move selection region just hold
Space and move mouse.
Show guide lines
Just press
Ctrl while shotting.