您好，感谢您对楷维留学指南的关注，您的问题回答如下：

邀请信中文模板：

　　尊敬的签证官:

　　我想邀请我的好朋友***(生日)来澳洲参加我的婚礼和顺带旅游于今年的xx月到xx月.

　　我将负担我好朋友xx来澳洲的所有费用,包括机票,住宿费,交通以及其他费用.

　　她很想来澳大利亚参观旅游但是苦于没有机会,这次我马上要举办婚礼,她当然也是我的邀请人之一.

　　我很尊敬您对她的签证申请的一些疑虑,也很高兴您通过我的电话或者地址来联系我询问关于我们的信息或者签证的问题.

　　我的手机号码:***

　　地址: ***xx

　　我更多的信息包括,护照,签证,税单等会副贴在后面

　　万分感谢

　　(签名)

　　(全名)

　　(日期)

邀请信英文模板：

　　To whom it may concern:

　　I am writing this letter to invite my best friends ***to visit us and attend my wedding in Australia this coming *** for a period of *** months.

　　It goes without saying that we will cover all expenses during their visit in Australia, which includes international air tickets, local transportation, accommodations, medical insurances and all other related expenses.

　　she is willing to travel in Australia for a long time, and now this wish can come true as I am holding weddings in September, and certainly will invite her.

　　Your favourable consideration regarding their visa applications will be highly appreciated. If you have any question regarding this matter, please kindly contact me through mobile or at the address after.

　　My mobile no: ******x

　　Address: *********xx

　　My further personal details are attached( including passport, visa, and taxation documents)

　　Sincerely,

　　(签名)

　　(全名)

　　(日期)