how to convert ms office 2007 to previous version(A Simple Online Tip)

When We Make A Office File In Ms Office 2007 Or 2010 Then Its Difficult To Open It In Office 2003 
So To Solve It I Written This Post !

DOCX is the file extension of the files created with Office 2007 and MS Office 2010 but they cannot be opened with MS office 1997- 2003. So, if you have an Word document created with Office 2007 – 2010 then convert it to DOC so that it opens with MS office 2003.

Many services are available but they generally require your email ID to be submitted and then it will be mailed to you within some time but What if you don’t have to give out your email ID and convert DOCX to DOC Word documents instantly without email.
Investintech is an online service which converts DOCX to DOC just by uploading it and you will be given direct link to download converted DOC document.

Site: Investintech