Here is my conventions analysis of 'VIBE' magazine, how it uses conventions of the R&B genre and also the conventions of music magazines.

my first draft for a contents page

http://www.youtube.com/watch?v=PsO6ZnUZI0g

here is an R&B song i like and i think demonstrates my genre quite well

1                                         

will.i.am; Scream & Shout (feat. Britney Spears)                                KEY:

2                                                                                                            ---: R&B or Urban

50 Cent; My Life

3

Justin Timberlake; Suit & Tie (feat. Jay Z)

 4

Taylor Swift; I Knew You Were Trouble

 5

Rihanna; Stay (feat. Mikky Ekko)

 6

Calvin Harris; Drinking From The Bottle (feat. Tinie Tempah)

7

James Arthur; Impossible

 8

Pitbull; Don't Stop The Party (feat. Tjr)

9

One Direction; Kiss You

 10

Bruno Mars; Locked Out Of Heaven

 11

Emeli Sandé; Clown

12

PSY; Gangnam Style

 13

Olly Murs; Troublemaker (feat. Flo Rida)

14

Biffy Clyro; Black Chandelier

 15

Rihanna; Diamonds

 16

Swedish House Mafia; Don't You Worry Child (feat. John Martin)

 17

Ke$ha; Die Young

 18

Adele; Skyfall

 19

The Lumineers; Ho Hey

 20

Labrinth; Beneath Your Beautiful (feat. Emeli Sande)

21

David Guetta; Just One Last Time (feat. Taped Rai)

22

Anne Hathaway; I Dreamed A Dream

23

Robbie Williams; Candy

 24

Kanye West; Clique (feat. Big Sean & Jay-Z)

25

Disclosure; Latch (feat. Sam Smith)

26

P!nk; Try

27

DJ Fresh; Gold Dust

28

Lawson; Learn To Love Again

 29

Alicia Keys; Girl On Fire

 30

Matrix + FutureboundMagnetic; Eyes (feat. Baby Blue)

 31

Ne-Yo; Forever Now

 32

Vato Gonzalez vs Lethal Bizzle & Donae'o; Not A Saint

 33

Flo Rida; Let It Roll

 34

Conor Maynard; Animal (feat. Wiley)

 35

Jake Bugg; Lightning Bolt

 36

One Direction; Little Things

 37

Calvin Harris; Sweet Nothing (feat. Florence Welch)

 38

Dizzee Rascal; Bassline Junkie

 39

Justin Bieber; Beauty And A Beat (feat. Nicki Minaj)

 40

Maroon 5; One More Night

As you can see 16 out of the top 40 is of R&B or Urban style which is a large percentage.

Here is a social class grading table and some statistics of social class in the UK
In the case of magazine social grading an important point to add is that grade E also contains students a main purchaser of magazines.

Demographics are statistical characteristics of a population. These types of data are used widely in public opinion polling and marketing. Commonly examined demographics include gender, age, ethnicity, knowledge of languages, disabilities, mobility, home ownership, employment status, and even location. Demographics are very essential about the population of a region and the culture of the people there.