After several months you start seeing activities and tasks that you do over and over again. Depending on your business size and number of personnel you employ, you may need to document certain tasks. This can be helpful for training and also to find gaps in what you are doing. It is recommended to put documentation in a secure location like a cloud drive (Google, Drop Box, Box, OneDrive, etc). A cloud drive keeps it secure but also makes it easy to update and share. If you dislike writing, the record a video of how to complete a task.
You should complete the following tasks before proceeding to the current one.
List of resources, subject matter experts, trusted partners, and tools that can be useful to complete the task.
Don't stop now! Just pick the very next stage-card that resonates with your business and continue working on the correspondent tasks.