YFYI stands for Youth Funding Youth Ideas (San Francisco, CA)
YFYS stands for Yokohama Floating Yacht Show (trade show)
YFSEC stands for Youth Farm Safety Education and Certification (US Department of Agriculture)
YFSI stands for Yearly Frequency of Sexual Intercourse YFSI stands for Yellow Freight Systems Incorporated
YFNTA stands for Yukon First Nations Tourism Association
YFPP stands for Your First Priority Package (trademark of Window Book, Inc.)
YFIOB stands for Your Future Is Our Business (Cabrillo College; Aptos, CA)
YFIPP stands for Yukon Farm Income Payment Program (Canada)
YFM stands for Your Favorite Martian (band) YFM stands for Yokohama F. Marinos (Japanese football league) YFM stands for Ya…
YFMP stands for Youth Farm Market Project (est. 1994) YFMP stands for Youth and Family Master Plan