Hopefully not too expensive, like phone software but which types?
      Answer1:Youd need to be more specific...think of things that people cant already get elsewhere (even for cheaper) and things that people cant get for free. The only things Ive bought in bulk on eBay are checkbook registers and pens.
      Answer2:the company which is very undeveloped? that people we will want to sell in bulky and which is most interesting