im interesed in keeping a betta fish.

just wanted to know the
1) recommended tank size
2) recommended water conditioner brand
3) is there other neccessary chemical
4) why need to age water? how to age water? and happens if i do not age the water?
5) best and cheapest place to buy bettas, water conditioners, foods, tanks and medicine (i cant purchase anything online and im living in singapore)

Just read up abit on ich and fin rot. Sorry, im new to fishes and also new to this forum. Any help and advice is also appreciated!!

Thanks in advance