I can read these mangas many times! I rate them >9.5/10 based on my own preferences, so there will be lots of non-mainstream BL
Genres: NO PWP, no doujinshi
Length: <100 chapters or 3 vols
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http://www.mangago.me/home/people/12706/manga/1/ If you like this list, please click "recommend". Thank you XD
1st list:
http://www.mangago.me/home/mangalist/399638/(I MOVED OLD BLS FROM 1ST LIST TO THIS ONE)
Long series:
http://www.mangago.me/home/mangalist/645867/ 
