This document summarizes optimization tips for Amazon Redshift data warehousing including: loading data efficiently using COPY and compression; designing tables with optimal distribution keys, sort keys and column sizes; identifying and addressing disk-based queries, unnecessary transactions, and stale table statistics; configuring WLM queues; and using Redshift Spectrum to query external data in Amazon S3. The presentation provides an overview of Redshift architecture and services, demonstrates optimization techniques, and invites questions from attendees.