The following link contain information about 1 scams.

https://www.ncoa.org/blog/3-most-popular-scams-targeting-seniors/?utm_source=newsletter&utm_medium=email&utm_campaign=01292019_NCOAWeek

The following link contain information about 3 scams.

https://content.govdelivery.com/accounts/USACL/bulletins/22d4b96