LeadDesk is not responsible for the use of LeadDesk Contacts data. The email/SMS recipient should contact the sender, usually the agent, call center or their client (the product owner). It is their responsibility to be compliant with all applicable legislation regarding permissions.
The LeadDesk customers (e.g. sales organizations, call centers etc. ) that use the LeadDesk Contacts service are responsible for their use of the data and compliance with all applicable data protection laws and any other laws.
You can read more about LeadDesk Contacts in our Terms and Conditions.