How to get started after jailbreak

After you jailbreak there are tons of things you can do but before that there are a few basic things you should so just to get started. First of you should download the cydia community sourcelist. Here you will get tons of things to download the most important and basic are -
winterboard - allows you to apply different themes on your ipod to give it a custom look
dTunes - allows you to download music and torrents onto your ipod (http://www.iphone-game.de/wp-content/uploads/2008/09/dtunes23en4.gif)
spring jumps - allows you to jump to different pages on your ipod touch (http://i39.tinypic.com/nv9zk5.png)
quickGold - a faster searcher fot your device (http://www.installerapps.com/wp-content/uploads/2008/10/quickgold_googlesearch.png)
Mx tube - allows you to download youtube videos onto your ipod (http://www.iphoneskinning.com/wp-content/uploads/2008/03/snap_073230.png)
Categories - allows you to customize your themes and ipod the way you want
Installous - allows you to download and install cracked apps (http://mackalvin.com/images/InstallousApp.png)

How to install cracked apps ~

With P.C. - You can download the cracked .ipa files from this site 'http://appulo.us/appdb/", after the download go to itunes, choose that ipa file and add it or drag it to your library and then sync it with your ipod.

With Installous - First go to settings and put the install method to 'dirty' and then you can just browse through the apps and download them. The most accuratre links are the ones eith 'getappinfo'.

THEMES ~

There are already nice themes with the cydia community sources list but if u want more the best source is Sosiphone. Go to sources in cydia and then go to edit, then add and then write 'cy.sosiphone.com/'.