Here are some links to other useful downloads:

Portal Revealer:
This tool allows you to see, move and rotate portals on your lot: http://www.modthesims2.com/showthread.php?t=251392

Buyable Mailbox:
http://daydream.etowns.net/S2hacked.htm

Small Lots:
Now everyone can create lots of whatever size they wish with LotAdjuster. Here are links to expandable lots which are 1 wide or 1 deep, and which have the sun shining on the back of the lot:

Residential: http://www.modthesims2.com/showthread.php?t=195469
Community: http://www.modthesims2.com/showthread.php?t=195467

If you prefer the sun to shine from the front of the lot, take a look at aelflaed's brand new sunnyside lots:

Residential: http://www.modthesims2.com/showthread.php?t=251798
Community: http://www.modthesims2.com/showthread.php?t=251800

And here are some North- and South- facing 2XN lots: http://www.modthesims2.com/showthread.php?t=250096

15 Levels in a Base-Game Lot:
http://www.modthesims.info/showthread.php?t=104058

Pseudo Rowhouses:
Here is a tutorial on how to build a pseudo-rowhouse:
http://www.modthesims2.com/showthread.php?t=286909

Here are some pseudo-rowhouses which were created using LotAdjuster 1.1:
aelflaed: http://www.modthesims2.com/showthread.php?t=286511
plasticbox: http://www.modthesims2.com/showthread.php?t=285485

Shrunken Test Lots:
Here is a list of the original test lots which were created using LotAdjuster 1.0:
aelflaed: http://www.modthesims2.com/showthread.php?t=282179
niol: http://www.modthesims2.com/showthread.php?t=282280
plasticbox: http://www.modthesims2.com/showthread.php?t=281667

Empty Shrunken Beach Lots, created with an early test version of the LotAdjuster:
http://www.modthesims2.com/showthre...440#post1839440

Elsewhere Neighborhood:
If you want to see some things that you can do with the LotAdjuster, take a look at plasticbox's Elsewhere neighborhood:
http://www.modthesims.info/download.php?t=319898