After opening peachtree software,select the option of maintain from the menu bar and select the option of “customer/prospects” After clicking on customers/prospects the following window will appear At that screen you have to select Customer ID,Name of the company..In the General tab you have to write the name of the person to whom you are dealing with,and also the address,city country,telephone etc.. After that click on sales default tab nad the following screen will appear These are the options in sales default tab..in sales representative option you have to give id to your employees..next is GL SALES Account,in this option you have to give reference…next is the “open purchase order number”,in this field you have to write if there is any open purchase order…after that you have to select the option of “ship via” and select the way of transferring the goods..and then you have to select resale number and pricing level.. Now click on payment default tab,the following window wil...