A buyer signs a purchase agreement assuming the title search will come back clean, and most of the time it does. When it doesn't, the file lands on a title officer's desk with a list of exceptions that have to be resolved before the transaction can close, and resolving them, known as curative work, is where the bulk of the unglamorous labor in a title office actually happens. It rarely makes it into the closing conversation with buyer or seller until it threatens the date on the calendar.
An exception on a title commitment just means something showed up in the record that needs an answer before the policy can insure over it. Some exceptions clear in an afternoon with a single document. Others take weeks of tracking down the right person to sign the right release. The commitment doesn't distinguish between the two; it just lists them, and the curative work is figuring out which category each one actually falls into.
The same handful of issues show up on file after file. Old liens that were paid off but never formally released. Judgments against a prior owner that attached to the property before it sold again. A name on the deed that doesn't quite match the name on record elsewhere, sometimes a maiden name, sometimes a typo from decades earlier. Property that passed through an estate without a clean probate record. Easements or boundary line disputes that nobody flagged at the time of a prior sale. None of these are exotic. They're just slow, because each one requires someone to track down documentation that was never digitized or a signature from someone who's hard to locate.
A title officer can't clear most exceptions with information already in the file. Clearing a stale lien means getting the original lienholder, who may no longer exist as a company, to issue a release. Clearing a name discrepancy means an affidavit connecting the two names, sometimes notarized by a party who's moved across the country. Curative work is mostly the work of finding the right person, explaining what's needed, and following up until a document comes back, and that follow-up is where most of the calendar time disappears.
None of this happens in isolation. A lender is waiting to fund. A buyer has movers scheduled. A seller has a closing on their own next house lined up the same week. Curative work doesn't pause those dependencies just because a release is taking longer than expected to track down, which means the pressure to resolve an exception fast usually has more to do with everyone downstream who's already counting on that date than with the exception itself.