You can choose from hundreds of templates. You can use them as they are or customize them to suit your needs.
Capture email and phone via Webhooks, validate them individually by filtering using Regular Expressions (Regex) as match patterns, store the valid entries in a Data Store and respond to invalid entries via Responsive Webhooks.
Create a Client and an Invoice using data from a Webhook and email the invoice PDF from your own email address.
This is a ManyChat template wherein a bot's custom fields data is received by a webhook, a Google Sheet search is performed, and a response is sent back to the ManyChat bot user in the form of a dynamic gallery.