Hi Marko Rajevic .
Now send you letter with my data for Western Union.
About your questions.
Can when i buy it to remove locations or maps?
Yes, you can Show/Hide location map in admin area component.
And can i translate into serbian?
Yes,you can translate languages files into Serbian lang(or you can ask in Members Forum ... maybe others members from Serbia share him)
And to add a category for 24 last hours added add?
Sorry don`t undestand this question.