Agile software development process is receiving popularity  and  momentum  across organizations.

• Highest priority is to satisfy the end user.
• Welcome requirement modifies even late in development life cycle.
• Business user and developers should work collectively.
• Form teams with motivated individuals who produce best architectures and designs.
• Teams could be pro-active on how to become more efficient without becoming complacent.
• Quality working software is the primary measure of program.

Several techniques fit under this agile development methodology banner. All these techniques share many characteristics like incremental development and iterative, test driven development, stand up meetings to enhance automatic testing, communication, build and continuous integration of code etc. Among all the agile techniques XP is the one which has got the most attention. Different companies use different flavors of agile techniques by using different combinations of methodologies.