If you have successfully completed at least The Learnables and The Pimsleur Spanish, Learning Spanish Like Crazy courses, you are ready for the formal study of Spanish (i.e., grammar).
I know this is very costly. I know because Ive paid the price myself for these courses. But what do you want? Do you want to become proficient in the language or do you want to start with formal courses that do not teach you spoken fluency? With the former, your investment pays off. With the latter, you are pouring money down the drain.
At this point, a very logical question may come to mind. After paying all that money for The Learnables and The Pimsleur Spanish, Learning Spanish Like Crazy courses, why should you take on more course work, for more money, at the college level? You may be right in asking this question.
If what you want is spoken fluency and you do not care if you learn to read and write in Spanish, then formal grammar courses may not be for you. I get that. It makes sense. But if you want to go after the ability to read and write in the target language, NOW is the time for formal study in the classroom.
After completing The Learnables and Pimsleur...