A blogger I’ve followed for years (and met once in person) just announced that she and her husband are moving back to the US after two years in Italy. They moved to Europe with their dog and young daughter just six months before E and I moved abroad. When we announced our move on facebook, she commented, “Welcome to the fun side of the pond!” It was just one small comment, but I did feel welcomed — to the Americans abroad club by someone who had gone before me. Earlier this year, a college friend who moved to Berlin a couple months before us left for a job in Toronto.…