Forbes took inspiration from Brighton Sango,who introduced abstract sculptures in Zimbabwe. He was a member of Sanganai Art group, which is a community art centre at Mudhindo village.
From 2001-2003, Forbes did art workshops at Gallery Huis Van Steen, Netherlands. From 2004 to 2007, he gave stone sculpting lessons at Gallerie DeBuffel in Netherlands. In 2014 he again began giving sculpting lessons at Gallerie DeBuffel in Netherlands. Forbes work shows and sells through Gallerie DeBuffel.
Forbes loves making abstracts, birds and human figures. His use serpentine stones from his Shona community is classic Forbes.