We have collected a list of same great resources if you would like to search for some more information on your own or to make sure that you are ready to teach English!
All of these titles can be found at Amazon.
The Complete Guide to Living and Working in Spain by Charles Davey
How to Teach English by Jeremy Harmer
Practical English Usage by Michael Swan
Teaching English As A Foreign Language by David Riddell
Grammar for English Language Teachers by Martin Parrott