Key Information:Make sure your name and address matches exactly what is on the form of identification you used to verify your Pulsz account.Make sure to replace youremail@gmail.com with your registered Pulsz.com email address. All cards must be hand-written legibly. Make sure you ONLY use BLUE ink. Postcard inserts should be completely blank on both sides and measure exactly 4 inches by 6 inches.The link includes known and tested acceptable postcards.Pulsz also accepts 3x5 post cards but if you are also writing Chumba Casino, I recommend using the same 4"x6" cards for simplicity. It does not matter if you write in portrait (vertical) or landscape (horizontally)Envelopes should be blank security #10 envelopes ONLY.The Envelopes link includes known and tested acceptable envelopes.The postal code, 12345678910 in the template, is unique for all postcard inserts.Do not use the same postal code on any postal code. Postal codes can be generated approx. every 5minAll text should be considered case-sensitive. Make sure all lower-case and capitals match exactly like the template.The quotes "" are likely optional for the Sweepstakes Coins text on the envelope, but we've included it as those have been known to be accepted. After you complete the postcard and envelope, insert and seal the postcard with the envelope. Use a forever stamp to mail.Note: Each envelope must be mailed separately. Do not mail in a box or any type of storage. You can simply drop them off in any USPS mailbox.Each envelope credits 5SC with no limit on entries accepted by Chumba Casino.The current crediting time period is roughly 90 to 180 days after mailing.Do not include the watermark (www.sweepsflow.com) on your envelopeThis information is accurate as of 4/22/2025. Check official rules for changes. Post Card Template:Envelope Template: