BILLBOARD ON TUMBLR 
Over on our new Tumblr, we'll point you in the direction of the features over on our fan-focused site Billboard.com - as well as to selected content from our music industry-focused print magazine - but you can also expect a behind-the-scenes look into the Billboard world. And where would Billboard be without our world-famous chart info? We'll have chart trivia and snippets from our 117 years of print archives.
On the occasion of the launch of our own Billboard Tumblr , a look at some other business creatives, labels and venues that manage interesting, smart, beautiful and even wise Tumblrs. Most are still figuring out how to use the microblogging platform-as a promotional platform seems to be a common theme. But some of these Tumblrs are more about communicating a brand's mission or history, or are about communication for the sake of it. Is that the new promo? The following entities are in no order except alphabetical, and are a little ahead of most.
1. ADAM CURRY'S TUMBLR 
As a former MTV VJ and podcasting pioneer, Adam Curry focuses on his "No Agenda" podcast, along with bits of aggregated news, Skype interviews and photo commentary about everything from Google to the Obamas to Amazon.
2. ALL JET. NO LAG 
Here SoundCloud co-founder Alexander Ljung allows viewers to sample his service. Plus he posts Instagram shots from places like Washington, D.C., and Zanzibar's Azanzi Beach Resort, as well as audio files from f8 about moves like SoundCloud partnering with Facebook.
3. ANNIE LIN 
Attorney Annie Lin of San Francisco's Brave Noise Legal (content licensing, rights management, digital media distribution, deal-making) doubles as music supervisor/co-founder of the San Francisco Mixtape Society. She posts links to stories like "A Brief History of Contractual Obligation Albums, Good and Bad," as well as graphics that will tell you "what your indie rock crush says about you."
4. ANTI- 
The eclectic indie's Tumblr is clean, crisp and gorgeous to look at. It features promotional media for such acts as Mavis Staples, Tom Waits, Wilco and Billy Bragg. Plus there's an Anti- playlist, links to the label's store and a lot of links back to antilabelblog.com.
5. BENNY BLANCO 
Producer Benny Blanco has worked hits for Justin Bieber, Taio Cruz, Ke$ha and more. His Tumblr features vintage book covers, song lyrics and evocative photos, as well as stuff he categorizes as "nonsense."
6. BIG. CRUSH. 
The musings of a digital strategist at Mother New York: Jessica Amason is also a professor, music writer and mastermind behind the infamous This Is Why You're Fat Tumblr phenomenon/book. She posts magazine covers, infographics and GIFs. For the CMJ Music Marathon, she put together an interactive map of New York restaurants recommended by artists from Hurray to Earth to Kanye West.
7. BROKEMOGUL 
The music supervisor for HBO's "How to Make It America," the CW's "90201" and the "Entourage" franchise, Scott Vener hosts mini-contests and posts odes to up-and-coming artists, show mixtapes, N.W.A mashups and birthday wishes for John Lennon.
8. CLAUDE KELLY 
Songwriter Claude Kelly has written hits like Britney Spears' "Circus" and Kelly Clarkson's "My Life Would Suck Without You." On his wood-paneled Tumblr, he posts everything from inspirational graffiti to new demos, as well as insights into his songwriting process and valuable tips for newbies.
9. CREAGHEAD & CO. 
Creaghead & Co. is a Brooklyn-based comedy and music promotion company. Its Tumblr showcases the crew's striking promotional posters, recent projects, clips of Carole King and the odd vintage album cover.
10. DEF JAM RECORDINGS 
"Respecting DJs since 1984." So states the Tumblr of the legendary label. And while it features promo posters and download opportunities for current artists like Young Jeezy, Ne-Yo, the-Dream and Frank Ocean, there are also vintage images of acts like Jay-Z, Foxy Brown, Nas and co-founders Rick Rubin and Russell Simmons.
This slick, jammed Tumblr is stacked with stuff like Coldplay's new video for "Paradise," links to articles about Katy Perry and Peter Gabriel and live clips of Pink Floyd from the '70s. Plus links to the Twitter feeds of EMI artists. Full service.
12. EPITAPH 
The indie punk label (Bad Religion, New Found Glory, Alkaline Trio) runs its crisp Tumblr as a fully functional website, complete with a music player and links to merchandise, YouTube and more. There are extremely energetic shots of kids who love punk.
13. FRED WILSON DOT VC 
New York-based Union Square Ventures has a relationship with Tumblr, so it's no surprise that its co-founder has a vibrant account. From industry juice to amusing viral images, Wilson's followers have plenty of material for reblogging. And thanks to Wilson's regular Last.fm updates, his love of Beirut and Belle & Sebastian is no secret.
14. FUELED BY RAMEN 
The Florida pop-punk label that helped launch the careers of Fall Out Boy, Gym Class Heroes and Panic! at the Disco is no stranger to online promotion. Its comprehensive Tumblr contains info on the FBR street team, a Web store and tour dates.
15. THE GRAMERCY THEATRE 
From Kendrick Lamar to Nerdist Podcast Live, the Manhattan venue hypes its shows through Tumblr, often featuring special promotions and giveaways.
16. HOPE TO HAPPINESS 
Frank Denbow has launched such projects as SongVoodoo and SingSend.com, and is working on his own startup, Songsicle. At his Tumblr, he does everything from offer up his own Steve Jobs story to sharing advice on how to hack conferences and meetups.
17. ILLEGAL ART 
As label home to Girl Talk, Illegal Art's Tumblr is often stacked with posts that link to media stories. Also: plenty of Girl Talk press bits and information regarding the label's up-and-coming acts.
18. IRVING PLAZA 
Another New York venue, Irving Plaza promotes its many rock, pop and hip-hop shows through Tumblr. You'll find giveaways, contests and coverage of past events as well.
19. IT WAS ALL A DREAM 
He doesn't post that often, but XL co-founder Richard Russell runs a pared-down, yet vibrant Tumblr that features videos and news bits relating to XL acts like Radiohead, Adele and Tyler, the Creator.
20. JE SUIS ELEGRANT QUE VOUS 
Clipse manager Steven Victor posts photos of private jets, backstage passes and New Balance sneakers-as well as Jadakiss and Pusha clips. The crisp shots include ones of bottles waiting to be popped. Tightly lifestyle-focused, this often-updated Tumblr.
21. THE LIGHTNING COLLECTIVE 
If it's music and if it's cool, the Lightning Collective has probably posted it. This promotions and production company offers a stream of videos, links to news and more from an array of artists both well-known and obscure.
22. MEROK 
The label that helped discover bands like Crystal Castles and Klaxons, Merok's Tumblr is worth following for those with an ear to the underground. Checking posts on current acts like Active Child and Teengirl Fantasy is a good start.
23. ONE BITE AT A TIME 
As co-founder/chief technology officer of Grooveshark, Josh Greenberg gravitates toward cerebral stuff like mini-films about 9mm girls in microscopic worlds.
24. POLYVINYL 
"Ever wonder what it's like to work at a record label?" asks Polyvinyl Records' Tumblr. Much of Polyvinyl's DIY approach rubs off here: candid photos from around the office, rare MP3s and inside news.
25. THE SHOOTER JENNINGS FEED 
SiriusXM DJ and singer/songwriter Shooter Jennings (son of country legend Waylon) has drifted to Tumblr. Playlists for each month are a highlight of his site. Plus: shots of items captioned "full-blown album in the can."
26. SONGKICK 
Stocked with incredible clips: Bob Dylan in Barcelona, Paul Simon in Hollywood, the Black Keys at Virgin Mobile FreeFest, a shot of a recent Pearl Jam set list. The Tumblr is quietly kind of incredible. There should be more posts.
27. SOUNDCLOUD 
News about SoundCloud meetups, as well as about artists like Tim Exile, DJ BeatKid and Boska, Not to mention updates about contests-"Make Beats"-lifestyle brands like Stussy are doing with SoundCloud.
28. TERRORBIRD MEDIA 
This radio promo company's primary targets are college and noncommercial outlets. The Tumblr is crammed with clips from underground, indie, electronic and experimental artists.
29. UNIVERSAL MUSIC GROUP 
Rihanna. Justin Bieber. Lady Gaga. Eminem. Even Kanye West at New York's Occupy Wall Street. The folks at UMG post all sorts of media, from YouTube videos to quirky viral images.
30. WBR VIDEO BLOG 
The official blog of the Warner Bros. Records video and content production department, this is an amazing stash of videos from R.E.M., Jack's Mannequin, Gary Clark Jr. and many more.
Reporting by Jeff Benjamin, Jon Blistein, Maggie Doherty and Chris Payne.