Connection to Salesflare is very simple. Just login on your Salesflare account and navigate to your Settings.
Then go to API Keys and click on the + button. Enter the name of your API key and create a new one.
Copy your key and go back to Signitic on the Settingspage.
Click on Salesflare and then paste your API Key and click on Connect
If your Salesflare account is live you should have blue icon in My users.
When the icon is blue it means the user is available on Salesflare and his signature will pushed on it. You can click on it to deactivate only Salesflare connexion for this user.
You can update your signatures on the Dashboard or wait a day to see it updaded.