Server side code.

• Forms based applications. E.G. An online and secure facility for administering a club with a database back end.
• Make some pages/features in your website secure so only signed on members can see them.
• Allow the administrator to upload photos and descriptive text - great for vendors selling goods where thay want to place pictures alongside text. i.e. car and motorcycle dealers, estate agents etc. Allow the website owner to easily update content in predetermined areas without going to a full content management system and without getting the website supplier involved. Take a look
• Access all sorts of web based data, for example contextual 'tweats'. Twitter is fast becoming one of the most important global social networks, with brands rapidly scrabbling to set-up accounts (and think of something engaging to say!). Love it or hate it, it’s here to stay and whether you’re on Twitter or not, people are likely to be discussing you or your brand. On the right you can see what people are saying about 'web development'