Bharat Petroleum [BPCL] — dealer of bharat gas selling products

Sir i beg to know about the matter that i have newly connected with bharat gas before that i have a connection with hp gas due to transfer of my work place. I am a central government employee newly connected with bharat gas. When i got connection the dealer demend rs 2350. After that he again demend rs 830 for cylender and rs 30 for van fare. So when i asked him about previous amount the dealer told me rs 850 for a tawai out of 2350. He forced me to buy this product in name of company. So sir this is my humble request to you is product buying mandatory in transfer case. Please look into the matter and feedback me as soon as possible and oblige me thereby