If you’ve ever asked yourself if would be more correct to say, “Since I don’t feel well, I shouldn’t go to work today,” or “I shouldn’t go to work today because I don’t feel well,” you’ve come to the right place. Since and because are another of those pairs of English words that seem like synonyms, but we’ve sensed…
Source: LifeHacker – How to Make Sense of Whether to Use “Since” or “Because”