With Twilio when you have a trial account it doesn’t allow you to send sms to whichever number you want. In the trial account, you have to verify numbers to which you want to send SMS. However when you pay for Twilio it will allow you to send SMS to whichever number you want.
Hi, you can edit in “Settings -> Steps” page – there is a section called “other step settings” and you will see a content editor field there: