Hi Doctor hazem ? i hope everything is well at gaza, i have a huge project about PDA (personal Digital assistant)
i see that you write about GSM , it’s not very far , but here there is no copy paste , i have to read and read to write not less than 40 pages about this subject and about the operating system which used .
for that i need your help Doc , because if i understand the concept here , i can start writing .
will you help please my Doc?

amani