The Visual Link Spanish™ Teaching Method was developed by "David S. Clark" who is the director of the U.S. Institute of Languages in 1996. It was then perfected by a team of linguists/instructors from the Institute. It has been sold in all 50 states (U.S.) and in over 27 countries with a 99% success rate. It has also been highly recognized and effective at major corporations, junior and high schools, the university level, for travelers, and for homeschoolers. It is the most systematic and complete Spanish lesson, super-easy to follow, it is all laid out in a step-by-step method. Visual Link are so confident of your success that they offer you a Guarantee that you will REALLY learn to speak Spanish with this Spanish Course. Note: this program teachers you to SPEAK Spanish. They make no claims about either reading or writing. It may be that since Spanish is largely phonetic, you will have little problem picking up with reading and writing Spanish once you are familiar with the spoken language.