Celebrating birthdays has become a mandatory form of happiness and is quite incomplete without guests and relatives joining us. So, sending proper invitations has become a necessity. The most easy and simple invites can be sent through Postcard Birthday Invitations. These cards can be easily printed, are available at affordable rates and are easily available too. Buy them online from the comforts of your home without any hassle. Investments in these customizable sized cards will not be futile. You can also see Premium Birthday Card Designs Here. These Postcard Birthday Invitation Templates can be sent by parents for celebrating their child’s birthday and also by elders for their loved ones. Postcards can be designed depending upon the age group of the person. They are feasible including both funky and formal invites. Striking feature of these files are availability of the same in Word, PSD or PFD f,ile formats. So you get the liberty to select one as per your choice.