The province was rich in spices and had important ports on the west coast, such as Bhatkal, Honnavar and Karwar.

[citation needed] The Portuguese captain Alfonso D'Souza attacked Bhatkala, defeated Chennadevi and burnt Bhatkala,[7] accusing her of sheltering non-cartaged Mohammedan ships in the port and for not paying Kappa as per the agreement with the Portuguese.

[8] Bhairadevi built Mirjan Fort on the banks of the Aghanashini river, using it to control the pepper business.

Along with this coast, Bharangi, Marabidi, Karuru, Hannar, Bidanur, Saulnadu, Avinahalli regions on the Ghats were under the rule of Chennabhairadevi.

The Rani also assisted in the renovation of Yoganarasimha Swami Temple and Vardhamana Basadi in Baderu or Venupura.

Abhinava Bhattakalanka of the Swadi Digambara Jain Math, author of the grammar book "Karnataka Shabdanushasana", was under the patronage of this queen.

"Between Batikala (Bhatkala) and Goa there are places called Onor (Kanur), Marzen (Mirjan) and Ankola.

I have heard that they export 5000 cruzados (a fifteenth century Portuguese gold coin) of pepper annually.