7) When is the best time to conduct telemarketing? Telemarketers should not call at any time unless they have obtained the customer's consent. Otherwise, they must call preferably in the afternoon or evening. 8) What is an autodialer? Telemarketers typically use electronic devices or software to automatically dial phone numbers. These devices are called autodialers. https://www.thphonenumbers.com/bosnia-and-herzegovina-mobile-numbers