Thank you for your interest in my QGIS Tutorials. These were created for the Bartlett School of Graduate Studies Development Planning Unit and are set in the context of Water Access in Lima. Should you wish to access them, the most recent version was developed using QGIS 2.12, and are available here: Practical 1 and Practical 2
(older versions are available for QGIS 1.8 and can be accessed as follows: Practical 1 and Practical 2)