Add spaces: Theylaydownontheblanket,andbeganhavingsex.

Answer: They lay down on the blanket, and began having sex.

Add spaces: Features:StainlessSteelCaseSiliconBandKineticMovementCaliber5M85Anti-ReflectiveCoatedSapphireCrystalBlackDialPowerReserveGMTHandWithEasyHourHandAdjustmentFunctionLuminousHandsAndMarkersBezelWithOrangeMarkersAndNumbersScrewCaseBackScrew-DownCrownDateDisplay...

Answer: Features: Stainless Steel Case Silicon Band Kinetic Movement Caliber 5M85 Anti-Reflective Coated Sapphire Crystal Black Dial Power Reserve GMT Hand With Easy Hour Hand Adjustment Function Luminous Hands And Markers Bezel With Orange Markers And Numbers Screw Case Back Screw-Down Crown Date Display...

Add spaces: AtraveladviceleaflethasbeenendorsedbytheHealthSecurityCommitteeandisavailableinallEUlanguages.

Answer:
A travel advice leaflet has been endorsed by the Health Security Committee and is available in all EU languages.