Here is the guide to send invites:
- Login to Let's Calendar Account.
 - Click on "Campaigns" on the left-hand side panel.

 - From the list, click on "Campaign List".

 - Campaign List will show you a list of campaigns.

 - Once you see the campaign you want to send invites, you click on the "Paper Plane Icon" action button.

 - After clicking the "Paper Plane Icon", you will see all the attendees you have uploaded to your campaign.

 - To send calendar invites to all your attendees, you need to again click on the "Manage Invites" icon and then click on "Send Invite".
 
- As soon as you click on the "Send Invite" button, you will see a pop-up. This will give you information on "New attendees number & remaining credit".

 - Click on "Send Invite" to initiate sending of invitations to all your attendees.

 
For any further questions, please email support@letscalendar.com