E-commerce bloggers can gradually choose to write curated content from other websites/blogs. That always helps because a buyer will generally not spend much time surfing. He/she will appreciate it if you provide most of what they are looking for.
Evernote tool by google will help you to jot down your ideas in one place as well as tasks in order.
Series of articles - Create a series of articles on your blog if the subject you choose to talk about is an extensive one.