I've set up many of our transactions to be automatic and most of the time after I set it up, I don't think too much about it. That's the whole point of setting up the automatic transactions, so that operations can be smooth and you can get extra income by doing nothing more after the initial set up.

Even after all this, recently, I messed up some transactions. 
Property tax is paid via GIRO from my UOB One account as one of my 3 GIRO payments to get 2.43% interest. However, my property tax runs out every Nov and Dec, cos it's not a lot so the GIRO payment will drop out in Nov and Dec. I forgot about this and last Nov, I