With a population of nearly 170,000, Biratnagar in the second largest city in Nepal, and it is located near the Terai on the south-eastern border with India.
A flight from Kathmandu (290km) takes 40-45 minutes if there isn't any air traffic, and single tickets cost about $125 ($108+$17 for tax) for foreigners and around 2330Rs for nationals on Domestic Airlines.
Rickshaws are a good option within the city, or walking. Expect to pay about 2 rupees per minute, depending on how many people you are or if you have a lot of cargo. There are no official taxi service, but taxis are easily available at airport, near Mahendra chowk, and from major hotels.There are tampoo's(auto ricksaws) around the city that is cheap means of transport than all other transportation option. Bus isn't used that frequently for transportation.
An ATM machine is available in the Siddhartha Bank on the main commercial avenue. There are now a number of ATMs in Biratnagar. Take Main street north from Traffic chowk (police station), there is one on right side, then five minutes further north you turn left and find another one.
For groceries your best choice is in the market between Mahendra and Traffic chowk, and for the best one turn south on Main street, pass the cybers and Namaste hotel and you will find a good grocery on the right.