How to increase Google Rank

[Techfon]

Hi users
Have a good day,

i have developed a website about laptops, cell phones, wallpapers and more.i am working on it since 11 months.but its page rank is too low. why its ranking is not going up? Plz suggest me what should i do?

[spufi]

For one thing, you don't use a <meta> tag for keywords.