Occasionally, blood collection issues may occur, such as insufficient sample volume (most commonly due to rapid clotting in self-collection option), hemolysis, or improperly closed caps. 

For samples not yet sent due to insufficient volume or missed same day shipping:

For samples that have been sent but are not usable:

When shipping delays make your samples non-viable:

When a phlebotomy service mishandles your samples and makes them non-viable: