If you find yourself sharing your Snapchat stories with the same group of people, then you may find it easier to create a custom friends list to make sharing your snaps easier. This capability will allow you to group your Snapchat friends together so that sending a story can be done in just one click, instead of having to individually select your contacts.
How To Group Contacts on Snapchat
Launch Snapchat and head to your Settings:
Scroll to the Privacy section and tap on Share Stories to...:
Select the Custom option, and then select the contacts of your choice: