Alternate Entry: To manually enter the Sweepstakes, each eligible entrant must print his or her name, address, city, state, country, postal code, email address, Steam account name, and telephone number, as well as the day of the sale that the entry is for, on a self-addressed 4x6 note card and mail the completed form to: Valve Corporation, P.O. Box 1688, Bellevue, WA 98009-1688. Note cards mailed in envelopes will not be accepted prior to June 19, 2014. Note cards mailed in envelopes and postmarked between June 19 and June 29, 2014 will be accepted. No e-mailed or faxed alternate entries are eligible. Facsimiles, photocopies or mechanical reproductions of entries will be void. Alternate entries received after July 1, 2014 will not be eligible for any Sweepstakes. Each user may submit one alternative entry per the day from June 19 to June 28; each days entry must be postmarked on that day. Proof of sending or submitting an alternate entry is not proof of receipt of such alternate entry.