Some of Mesa artist Nicole Manchester’s most treasured moments have revolved around handwritten words. From saving old high school notes about crushes to re-reading cards from her grandmother, “keeping in touch through writing has always been important to me,” she says. “Writing really is an artform, and it’s an easy way to make loved ones feel special.” After nannying for many years, Manchester started her own stationery line, The Polka Dot Pug Collection, in 2015....