i wanted to learn about "tell target" and "set label"

hi there everyone,
i wanted to learn about "tell target" and "set label" i wanted to know what is there purpose and what do they do??

regards
Junaid.

http://www.swish-tutorials.com/forum/
Their are several examples of using labels in these tutorials---
Such as the image scroller-------
Article on Sprites and Masking Here
http://www.swishspot.com/sschool/sprites2.html
Tell Target Tutorial Here--
http://www.total-impact.com/reviews.php?op
Swish Course Here
http://www.freeacademy.com/swish.php
I recomend just reading the articles and working tutorials but it's their if you need it.
My other resources--------
http://members.fortunecity.com/rguy1/index1.html
Download my sample swi file named sample to see a tell target example.
http://www.angelfire.com/ky3/rguy/index3.html