How important is calibrating your printer and monitor for printing photos?

I can not say how he would do a lot of calibration the printer, I can not give a print that meets my needs, however, monitor calibration is important. If you have a properly calibrated monitor is the image that you see on the screen, you will receive (subject to proper calibration of the printer, of course). If your monitor is not calibrated correctly, the picture looks perfect on screen, printing may look different, or on another monitor. It is best when choosing the calibrator is to study, study, study. Read reviews online you can get your hands, ask the professionals in your area, see pictures of various magazines. There calibrators on the market that are relatively cheap, that there is still a good job.