Many new websites appear regularly.  The Best Stamps and Postcards is just one of them.  This Webmaster suggests that you send a Valentines Day greeting via a postcard with postage also being inspired by the holiday.  That's a very interesting thought.  

Post cards are available so many places and now you can make a card and a stamp on the Internet that is your very own creation. Two such websites are  Zazzle.com and CoolStamps.com.

Just to get you started postcard collectors will find vintage or antique products on countryjoescollectiblestuff.com and ebay.com.

The golden age of postcards, influenced by Victorian design and sentiments was from 1907  to 1915.  The history of postcards is one of the many interesting articles you can find on this Website.  Visit it and see many other interesting articles.