abrupt plot change; unexpected story development; story development from out of left field
simultaneous development; spreading at the same time (e.g. two phenomena)
expanding into a chain (e.g. store, hotel); development of chain stores
overseas deployment (e.g. military forces); overseas expansion (e.g. business operations)
Netz (eines Polyeders); Abwicklung (einer Oberfläche); Entwicklungsplan
involvement of peer groups (Quality Assurance term); application to similar products; grassroots (organization, development, movement)
Markterschließung; Marktentwicklung
distribution list expansion