Need Help to implement Proximity search feature

[itishree sukla <itishree.sukla@xxxxxxxxx>]

Deal all, 

In my project, there is a requirement to implement proximity search feature. We are running a mobile app, for which proximity search is require. Can any one guide me how i can achieve this using postgis, or is there any other way i can achieve this.

We are using postgresql 9.2. 

Thanks in advance .

Regards, 

Itishree