Document generation based on referral

A system comprising:

• one or more processors;
• and
• a non-transitory machine-readable storage medium coupled to the one or more processors, the non-transitory machine-readable storage medium comprising instructions that, when executed by the one or more processors, implement operations comprising:
• detecting a request for provision of a first document that is available for provision,
• updating a count of referrals based on determining the request was sent from a set of one or more networks, the count of referrals comprising a number of requests for provision of the first document,
• retrieving a second document based on the first document and on the count of referrals transgressing a threshold value, and
• providing the second document in response to a subsequent request for the first document, the subsequent request occurring after expiration of an availability of the first document.

A non-transitory machine-readable storage medium comprising instructions that, when executed by one or more processors of a machine, cause the machine to perform operations comprising:

• detecting a request for provision of a first document that is available for provision;
• updating a count of referrals based on determining the request was sent from a set of one or more networks, the count of referrals comprising a number of requests for provision of the first document;
• retrieving a second document based on the first document and on the count of referrals transgressing a threshold value;
• and
• providing the second document in response to a subsequent request for the first document, the subsequent request occurring after expiration of an availability of the first document.