Here are a few panels who use snail mail to get your opinions: get paid right away with consumer opinion institute. although they also offer online survey options, consumer opinion institute mails surveys via us mail to participants. as a participant, you can expect to receive 1-2 surveys via email and 1 survey via mail per month.. The company also requires a valid phone number to become a member. then, you can take surveys that pay up to $50 each. you can also earn up to $25 per time you cash out for reading paid emails. panda research pays members with earnings of at least $50 on the 1st and 15th of each month via paypal.. Mailing them is cost-effective than calling them one by one. on estimate, a typical medium-scale mail survey can cost at least $5,000. on the contrary, a telephone survey or a face-to-face interview requires double or triple of your budget for a mail survey..
