By mentioning them other local businesses in posts, and by having them say you in their posts, you can mutually tap into each other's network, allowing you both to expand your own.
Ngokubalula amanye amabhizinisi endawo kokuthunyelwe, nangokuthi bathi kuwe kokuthunyelwe kwabo, ningathintana ngokuhlanganyela kunethiwekhi yomunye nomunye, okuvumela nobabili ukuthi nikhulise okwenu.