data transfer to remote site

[irfan bin omair]

Can any body tell me what are the advantage and disadvantage of transfering data to remote site if i use any of the following method
1.text format
2.Recordset (ADO)
3.XML STREM

or is there any other method too for data transfer .
please help .
I will be obliged to thid kind act of yours
Thanx
Irfan