1. Forgery

  2. Fraud in the execution of documents

  3. Undue influence on a grantor of a deed

  4. False impersonation by someone purporting to be the owner of the property

  5. Errors in surveys

  6. Undisclosed or missing heirs

  7. Wills not property probated

  8. Misinterpretation of wills and trusts

  9. Mental incompetence of a grantor of a deed

  10. Transfer of title by a minor

  11. Heirs born after the execution of a will

  12. Incorrect legal descriptions.

  13. Non-delivery of deeds

  14. Unsatisfied claims not shown on the record

  15. Deeds executed under expired or false powers of attorney

  16. Confusion due to similar or identical names

  17. Dower or courtesy rights of spouses of former owners

  18. Incorrect indexing of the land records

  19. Clerical errors in recording legal documents

  20. Delivery of deeds after the death of the Grantor