S.C. Code Ann. § 16-3-1700
As used in this article:
(A) "Harassment in the first degree" means a pattern of intentional, substantial, and unreasonable intrusion into the private life of a targeted person that serves no legitimate purpose and causes the person and would cause a reasonable person in his position to suffer mental or emotional distress. Harassment in the first degree may include, but is not limited to:
(3) surveillance of or the maintenance of a presence near the targeted person's:
(C) "Stalking" means a pattern of words, whether verbal, written, or electronic, or a pattern of conduct that serves no legitimate purpose and is intended to cause and does cause a targeted person and would cause a reasonable person in the targeted person's position to fear: