I have S2member pro. I have two “free levels” (0 and 1). I tried the tips of https://s2member.com/kb-article/how-do-i-offer-a-free-upgrade/ but it don’t accept my value 0.00.
what am I doing wrong?
I have S2member pro. I have two “free levels” (0 and 1). I tried the tips of https://s2member.com/kb-article/how-do-i-offer-a-free-upgrade/ but it don’t accept my value 0.00.
what am I doing wrong?