1 INTRODUCTION
2 GALACTIC COMPONENTS
2.1 The Halo and its Satellites
2.2 Thin and Thick Discs
2.3 Bulge
3 CHEMICAL TAGGING
3.1 Open clusters
3.2 Moving groups
3.3 In-falling satellites
3.4 C-space
4 THE HERMES SPECTROGRAPH
5 SURVEY OBSERVATIONS
5.1 Target selection
5.2 Baseline data flow
5.3 GALAH spectra
5.4 Calibration and Synergistic observations
6 SCOPE OF THE GALAH SURVEY
6.1 Survey simulations
6.2 The dimensionality of the GALAH chemical space
6.3 Group Finding
6.4 Chemical tagging in the inner Galactic disc
6.5 Origin of the Thick disc
6.6 Ancillary Science
7 CONCLUSION
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