This might be the last time that you read my blog.
This might be the last time that I write a post on this blog.
This might be the last time I put up with a dropped call on my cell phone.
As Seth Godin says:
With so many choices, every business lives right on the edge. When you were the only florist in my town, storming off in a huff cost me as much as it cost you. Now, it's sort of trivial to just type a few different letters into my browser.