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In Jira, teams use issues to track individual pieces of work that must be completed. Depending on how your team uses Jira, an issue could represent a project task, a helpdesk ticket, a request form, etc.
Each Jira issue has a an Issue key which exists out of two unique identifiers components: a prefix which is related to a Jira project and a sequential number.
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Each issue contains various collapsible sections:
Press the arrow in front of the section to switch between unfolded open 
and folded collapsed 
.
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Collapsed section settings are saved per user profile. When opening another issue the same collapsible sections will be visible. |
More detailed information about default Jira setup for issues and field explanation can be found on the following Atlassian page: view an issue.
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Note: Jira Service Management agents (licensed users) are able to see both internal and external comments
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| Keyboard shortcut: Press M on your keyboard to jump |
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| straight into the comment field and start typing. |
Comments can be sorted by newest or oldest first.
If there are more then 10 comments in an issue you need to click "Load 10 newer comments" . 
The Comment bar is not customizable, to add a comment you need to scroll down on the issue page.
Work around is to collapse 
the Activity tab when having more then 10 comments to add a new comment.
Please note that settings are saved when you collapse a section, when opening a new Jira issue make sure you have opened the section again.
Workflow
In an issue you can check all the issue statuses and transitions as well as view your issue workflow with a single click from the Issue status menu.
- Issue status menu label: a trigger menu button that displays the current status of an issue (1).
- Issue status menu: contains a set of issue statuses (3), transitions (2), and current issue workflow (4)
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Workflow
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A Jira Workflow has three basic components: statuses, transitions and resolutions.
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Example for Project Yamaha Applications Support Desk (SD): 
A An issue can be moved by using a specific transaction button or if not available via the Workflow button Issue status menu.
When using a Board a an issue can be transitioned to another workflow status by dragging and dropping the issue from one column to another.
Depending on authorization, rights are granted to each specific group of users and have issue transitions and statuses are available.
Issue creation
Create an issue via the Jira Customer portal
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When a licensed Jira Service Management user opens issue, the link differs from the public link used for the Customer Portal.
If the Licensed user wants to share a an issue to a customer, use the view customer request button, and then copy the link for sharing.
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This is only assignment of a an issue, no allocation! This can only be done via the workflow.
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