COVENANT INVESTMENTS, L.P.

EXHIBIT 4.5.7 – AGREEMENT TO CONVERT CONVERTIBLE SUBORDINATED NOTE TO SHARES OF THE COMPANY’S COMMON STOCK COVENANT INVESTMENT, L.P.

COVENANT INVESTMENTS, L.P.

000 Xxxxxxxx Xxxxx, Xxxxx 000

Xxxxxx, Xxxxx 00000

000-000-0000 / 000-000-0000 fax

December 23, 2003

Xx. Xxxxx X. Xxxxxxxxx

President/CEO

Advant-e Corporation

0000 Xxxxxx Xxxxxx Xxxx

Xxxxxx, XX 00000

Xx. Xxxxxxxxx,

This letter is to inform you of our request to convert $50,000 of the Convertible Subordinated Note dated July 9, 2002 that we hold into common stock of Advant-e Corporation.

Based on the conversion price of $1.10 per share, we ate expecting to be issued. 45,455 shares of Advant-e Common Stock as per the Note Purchase Agreement dated July 9, 2002.

As of January 5, 2004 when the note is due, there will be $1,361 of accrued interest that we would like paid in cash.

We will forward to you the original Convertible Subordinated Note as per the terms of the Note Purchase Agreement.

Sincerely,

Xxxxxx X. Xxxxxx

Covenant Investments, L.P.

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