"Toward" and "towards" are two variants of the same word meaning "in the direction of," "near," "with regard to" or to indicate the direction something is facing, so you can use either one.
Some people will say that "toward" is the one used in American English, and "towards" is the one used in British English, but both variants are fine to use. Below are some examples of how "toward" and "towards" are used.
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