4 ms·How will you prevent someone from sending spammy unsolicited faxes?by mplewis 9y agoHow will you prevent someone from sending spammy unsolicited faxes?24gttghh 9y agoIt's not free.xachen 9y agoHaving worked for a fax brand.. that doesn't stop shady characters from just using stolen card numbers. It's extremely common.fma 9y agoNeither is the postal service, yet most of my mail is spam.