PHP else and if not using properly?

PHP else and if not using properly?

References

Reference NO 1

http://php.net/manual/en/control-structures.elseif.php

Reference NO 2

http://stackoverflow.com/questions/13652014/php-else-and-if-not-using-properly

Reference NO 3

http://stackoverflow.com/questions/7262103/fastest-proper-way-of-ordering-if-else-if-statements

Reference NO 4

http://www.apachelounge.com/viewtopic.php?t=3131

Reference NO 5

http://www.tizag.com/phpT/ifelse.php

Reference NO 6

http://www.dreamincode.net/forums/topic/278541-ifelseif-statements-not-working-properly/

Reference NO 7

http://www.daniweb.com/web-development/php/threads/406879/elseif-not-working-properly

Reference NO 8

http://answers.yahoo.com/question/index?qid=20090318165455AAMrzg7