It might be a good idea to hire PHP developers especially if you require a competitive website for your business. Here are some common PHP scripts used by the PHP Developer for web application development in India:

• Click Tracker; this script is used to keep a real time record of the users coming in to your website and clicking the links as well as downloading your products.
• Contact Form: contact form is one important script components utilized in numerous web application modules. The script is utilized to display a query submission form using a security confirmation code.
• Search Engine: A search engine again is another common tool used in numerous websites. This one looks for a matching text that has been submitted.
• Site Statistics: this one is very much similar to the click tracker and is utilized for monitoring the site.
• Social Networking Tool: this is a very  popular tools used by the PC users. This one helps the users to interact with you and thus you can market yourself effectively.