synchronize the external software in our database

hi all,

i am using sap 2005B with 36 patch

i am developed one software module in .net and i want to synchronize that software to sap database .actualy this task i have done in offline and i got perfect report from that software so i want to confirm if i will make this type of synchronization or connection to sap data base is any problem created please help me or give good solution to me.

regards,

sandip adhav