4 ms·Curious how you calculated that -- mind sharing back of the napkin?by mrbbk 8y agoCurious how you calculated that -- mind sharing back of the napkin?carlosdp 8y agoThe price is right there on the page? $1 for 100 approvals (additional SMS cost not included)IanCal 8y agoI think they're referring to the other side of the equation, the cost of building it in house and maintaining it and coming out ahead.