to engage in telemarketing (unsolicited telephone calls to potential customers)

listen to the pronunciation of to engage in telemarketing (unsolicited telephone calls to potential customers)
İngilizce - İngilizce
telemarket

In addition, nearly every company that telemarkets is subject to the FCC's telemarketing rules, which were expanded in July 2003.

to engage in telemarketing (unsolicited telephone calls to potential customers)