48. Use the Internet.
This goes without saying. Explore the possibilities. Keep digging until you find something you want. It should be free. You can have conversations on Skype, do grammar exercises, write to a pen pal, read the newspaper from Mexico City, take a class for credit. The students in our grandson’s Spanish class, for instance, were all connected to Mexican Facebook friends. They write back and forth in Spanish. Various online services facilitate this sort of informal exchange.