"Have you had a loan or a credit card in the last 10 yrs? How would you like a few thousands cleared off the balance? For FREE info on how to, text back YES"
That's not random. It was a specific, non-random event that a marketing type decided to do as part of a strategy having bought your number from someone to whom you'd supplied your details. Now, if I'd hit my phone pad without looking and you received that from me, that's random.