Ok, so it’s more than 3 things.
10. Loli Otaku Girl and the moe factor.
8. You can download it real fast-like.
7. A Kyoani anime.
6. Pop-culture references that are not rebranded!
5. Hear songs from other anime.
4. It’s what people are talking about, you want to stay in the loop.
3. Serafuku FTW (the OP).
2. I need fansubs for Hidamari damn it!
1. Lucky Channel.