my favorite is sending the sasbe out for 1.71 and 1.71 for return and not getting anything back or not reaching the intended and I am out 3.42
This is the reason it may just be easier to say free seeds with a PP of $3.50, contents delivered individually bagged by variety in a padded mailer. Some people may say that you are then selling the seeds, but for the cost of the envelope, baggies, and postage both ways you have paid that already.