https://help.attentive.com/hc/en-us/articles/37873174009620-Configure-your-attribution-settings
https://help.attentivemobile.com/hc/en-us/articles/360056415972-Add-steps-to-a-journey
https://help.klaviyo.com/hc/en-us/articles/115002779051
https://help.klaviyo.com/hc/en-us/articles/1260804504250
https://www.attentive.com/compare/attentive-vs-klaviyo
https://www.attentive.com/pricing
https://www.klaviyo.com/compare/klaviyo-vs-attentive
https://www.klaviyo.com/marketing-resources/sms-migration-guide
https://www.klaviyo.com/pricing