1. Sending SMS to Contact/Lead from record view page.
From Contact/Lead detail view page expand actions list and hit Send SMS action
SMS message dialog will popup
SMS Number will be filled automatically. Please note that SMS Number should consist of country code, area code and phone number. Only digits are allowed. Fill out the message field. The length of single message shall not exceed 160 characters. Select Save as note checkbox if you want the SMS message to be stored as a Note. Hit **Send **to send message.
SMS message can be saved as Note. Saved messages are displayed in the Notes subpanel
2. Sending group SMS to many Contacts/Leads from record list page.
Group messages can be sent to multiple recipients from record list page.
Select SMS recipients from record list then expand action list dropdown and select Send SMS action. The SMS dialog will popup. SMS Number field will be automatically filled-in with mobile number of each recipient.
Fill out SMS Message field and hit Send to send message to all recipients. Please note that for the performance reasons maximum number of recipients for one transaction is set to 500.