olemus
sidesüsteemi kaudu sooritatav turundus või turustus,
algselt telefonitsi, hiljem ka muude kanalitega (veeb, e-post, faks)

ülevaateid
https://en.wikipedia.org/wiki/Telemarketing

https://www.nibusinessinfo.co.uk/content/advantages-and-disadvantages-telemarketing

https://dma.org.uk/uploads/Telemarketing%20Mar%206_54feb463d30ae.pdf

tõrje
https://www.makeuseof.com/tag/stop-annoying-telemarketers-robocalls-calling/

https://www.cbsnews.com/news/8-tips-to-stop-annoying-robocalls/

https://www.news.com.au/finance/work/at-work/dont-hang-up-the-best-ways-to-annoy-telemarketers/news-story/739d56c7fa499eb1c6efb6ca1deb903b

vt ka
- kaugmüügikelmus