You may provide any written notice required under this subpart B electronically. If a customer has a facsimile machine, you may send the notice by facsimile transmission. You may use other electronic communications if:
(a) The parties agree to use electronic instead of hard copy notices;
(b) The parties are able to print or download the notice;
(c) Your electronic communications system cannot automatically delete the electronic notice; and
(d) Both parties are able to receive electronic messages.