What kind of assistance do you provide?
Geographic Information Science or Geographic Information Systems (GIS)
are integrated spatial data handling program[mme]s which will collect, store, and retrieve spatial data from the real world (Oxford Dictionary of Geography, 3rd ed. 2004. Mayhew, Susan. Oxford University Press: New York. p. 220).
This means that some kind of data is associated with a particular place can be analyzed for spatial patterns and statistical significance.
GIS can take the form of online maps, where you choose the layers of information you want to display for a particular place.
GIS can be the kind of tabular data that you can use with your own electronic maps to manipulate the data and display it in a visual way.
GIS can be the the kind of analysis you perform on spatial data for specific statistical operations.