This document discusses key points to consider before investing in a marketing automation system. It notes that implementation is not fully end-to-end as vendors only provide basic training and configuration support. Not all customer data can be imported and data is stored on shared servers, posing security risks for regulated industries. Integration with other apps relies on APIs and responsibilities are unclear. Email reputation on shared IPs and slow website loading from tracking codes are also issues. Total costs include monthly fees, support, training, and integration fees. Custom work is often needed for full third party integration.