to whom it may concern:

　　i am writing this letter to invite my parents (mr. xxx passport no.gxxx and mrs. xxx passport no.xxx ) to visit me in canada this coming june for a period of 2 months.

　　the purpose of the visit is social as well as tourism within canada. during their visiting, they will stay with me at the address as bellow and we will be responsible for all her expenses including the round trip air fare to canada, food, housing, travelling within canada, medical insurance and her all the other expenses.

　　we will make sure that my mother will leave canada before the expiration of her authorized stay. please kindly grant them a temporary resident visa.

　　your favorable consideration regarding their visa applications will be highly appreciated. if you have any question regarding this matter, please kindly contact me as bellow.

　　sincerely,

　　签名

　　xxx(邀请人姓名)

　　tel:

　　email:

　　address: