Add spaces: Onthegroundflooranoutofusestorecanbefound,unfinishedtilltoday.Mr.Zelesiadis,alongwithhiswife,movedinthesaidapartmentinMay1997–afewyearslaterasonwasaddedtothefamily!

Answer: On the ground floor an out of use store can be found, unfinished till today. Mr. Zelesiadis, along with his wife, moved in the said apartment in May 1997 – a few years later a son was added to the family!

Add spaces: MishandledCheckedBaggage-ContactNumbers

Answer: Mishandled Checked Baggage - Contact Numbers

Add spaces: ManyfaresarevalidonlyonthedatesandfortheflightsshownontheTicketandmaynotbechangedatall,oronlyuponpaymentofanadditionalfee.

Answer:
Many fares are valid only on the dates and for the flights shown on the Ticket and may not be changed at all, or only upon payment of an additional fee.