The final part of my Convention Presentation was about the all-important make-and-take. I always think very carefully about which stamp set to choose for workshop guests to make their card with. I want it to have widespread appeal (not too cute or too arty, suit both males and females of all ages), be useful for many occasions, and be easy for beginners to stamp. Some sets I have chosen in the past are Priceless, Baroque Motifs, One of a Kind, Wild about You and Lovely as a Tree. Now I've…