With the exponential rise of «online registration» it becomes boring to remember (manually) all those «sign in» information since the «remember me» option runs in (very) limited situations or can be easily ineffective (from other machines or following «delete cookies» use).
Personnally, I usually store my online registration information (email address, username and password) mostly into the email confirmation I receive following an online registration which I archive in a dedicated folder. It's getting hard to find quickly my information when required plus the fact I cannot access them when I am away from my primary machine.
Now, what I would like to see is an online tool that would snapshot and OCR all my ID information while registering any new Web account (just on «Ctrl shift x» for instance). I want to be able to edit my information afterwards and also use this application from anywhere (no matter whether I use any other PC or mobile phone) to automatically sign in my accounts just - for example - by clicking on the grab ID option as follows: