Adding items to your 'helpbot store' list is easy and done entirely ingame.

First you need to join the 'helpstore' channel by using the following command:

You can now simply add your items by posting them in the 'helpstore' channel.

Example:

Once you're done ingame, visit this web page and use the form above.

You can include a price for your items in the generated shopping list. Doing so, is easy.

Instead of simply posting all your items in the 'helpstore' channel, do it as following:
Post 1 item per message and simply type your desired price after the item and hit 'enter'.

Example:

Before creating a new 'helpbot store' list, you need to clear out all previous entries.

You can do this with the following command:

After 7 days, all items still in your store will be removed automatically.