How qlik Architecture maintaiance in delivery to end user

[#1]

Hi friends,Recently finished development to one client need good solution on production data maintainance .

Actual problem is we get data in .text file format from 3 sources for 1 country,like wise 10 countries will give data for every month in File server .

1)We are dealing only 1country at present need solutions on how to deal with daily new data load as data comes every day with some new records to existing data(increment load no date timestamp)

2)how to maintain folder structure both Local Application wise and share server wise to clear hard code pathspaths