One source of truth
Reconcile ownership records, units and mailing or email details before the list is frozen.
Version and freeze
Freezing the list at launch makes later changes visible. Record who changed what and why.
Handle shared units and proxies
Decide, per your documents, who may cast the vote for a unit with several owners or a proxy.
CommunityVote is pre-production software. It is designed to support your election process, subject to your governing documents and counsel review. It is not legal advice.