Where can I go have a good lunch outdoors and enjoy the sun?
I would suggest @Romero if you're into Italian food... @Zaatar W Zeit if you're into something light & Arabic (Lebanese)... And @Ka3keh for manaa'esh and other stuff as well, enjoy the sun dear :)
Where can I buy Sony Xperia Z is it even available?
I don't think it's yet available on the Jordanian market but you can contact one of @Jordan Mobile Center branches, where you can oder it through them or reserve it previously :)
Where can I find a pre-school?
@Little Einstein Preschool is a great nursery in um utheyna, they open their doors for kids of 18 months old - 4 years old
Where can I find sushi buffet on Friday?
@The Lettuce And The Fish has all you can eat sushi today for 20 JD :)
Where can I find a good internet company with good coverage in Khalda?
I live in Khalda and I can tell you this wi tribe sucked, orange is a disaster which im using right now, zain is not that reliable but okay ... but i've tried mada for a few months and it seemed they're on top of the list among those