Everything listed here right now is commercial, and many are availiable for preorder/sale here.

Labyrinth of Flame - CPM
Lady Death - ADV
Lain, Serial Experiments - Geneon
Land Defense Force Mao-chan - Geneon
Landlock - Manga Ent
Laputa - Disney
Last Exile - Geneon
Laughing Target: see R
Leave it to Piyoko - Synch-Point
Leda - RightStuf
Legend of Black Heaven (Kacho Oji) - Geneon
Legend of the Crystals - Urban Vision
Legend of Crystania Movie - ADV
Legend of Crystania - ADV
Legend of Lemnear - CPM
Legend of The Forest - RightStuf
Legend of the Last Labrynth - Media Blasters
Lensman - Streamline
Let's Dance with Papa - ADV
Licensed by Royal [L/R] - Geneon
Locke the Superman - CPM
Lost Universe - ADV
Love Hina (all) - Bandai
Luna Varga - ADV
Lupin III TV S2 - Geneon
Lupin III: Castle of Cagliostro - FUNimation
Lupin III: The Fuma Conspiracy - FUNimation
Lupin III: Legend of the Gold of Babylon - FUNimation

==ADULT SECTION (18+ ONLY)- shop here

La Blue Girl - Anime 18
La Blue Girl 2 - Anime 18
Lady Blue - Anime 18
Legend of Lyon Flare - SoftCel
Legend of Reyon - The God of Darkness - Kitty
Lesson of Darkness - Kitty
Level-C - Kitty
Lunatic Night - Anime 18

Even more videos are here.
...perhaps you should bring them HOME...