Vrbo is an American vacation rental online marketplace originally known as Vacation Rentals by Owner or VRBO. It was acquired by HomeAway in 2006. Expedia Group acquired HomeAway in December 2015. In March 2019, VRBO was re-branded Vrbo, including a new logo, capitalization, and pronunciation. In July 2020, the HomeAway and Vrbo websites became a single Vrbo website

Pub/Sub allows services to communicate asynchronously, with latencies on the order of 100 milliseconds. Pub/Sub is used for streaming analytics and data integration pipelines to ingest and distribute data. It's equally effective as a messaging-oriented middleware for service integration or as a queue to parallelize tasks.