1 : Installation instructions: Unzip and place the containing folder in your document root on a PHP enabled server. Import the file - socialNetwork.sql onto your preferred MySQL database. [IMPORTANT] Alter the file /[foldername]/include/newCon.php . Further instruction are provided in the file itself. [IMPORTANT] On a non-Apache server, delete the files '/[foldername]/.htaccess' and '/[foldername]/include/.htaccess'

2: Naming convention : Most variable names are self-explanatory. Variable 'fr' is an object of the class friendHandler [More in the file /include/friendHandler.php]

3: Sufficient comments have been provided wherever necessary.

4: The table 'friends' contains an enumeration of (0,1). 0 -> A friend request has been sent, and is currently awaiting confirmation. 1 -> The two users friend1 and friend2 are friends.