Initial voting phase
It's possible to estimate each Jira issue in the "async" mode, which is useful for the distributed team that don't want to have "on-line" session.
"Reset all estimates" button, by clicking it you will remove all previously estimates and estimation can be done again from scratch.
Deck of cards with "Story Points" values.
Summary phase
"Reset all estimates" button, by clicking it you will remove all previously estimates and estimation can be done again from scratch.
"Cancel My Estimate" button, by clicking it you will remove your saved estimate and will be able to select a new card.
Summary of all estimates from all users, grouped by "Story Points" values.