1950's Sams Photofact OLYMPIC Model 574 BIS For Sale

Hi!What does BIS stand for in the listing?It means offer Includes Shipping (for domestic buyers)I used to put FREE SHIPPING but in all honesty it really isn't freeit's just added into the original offer so in an attempt to be accurateI am going to give this a try. Now enough chit chat, here's the details:
UP FOR offerS:This is a vintage itemPhotos show condition of the item listed
THE FINE PRINT:Domestic shipping choices areUSPS 1st class (included with your offer for domestic orders)or priority through USPSPriority is recommended for theincluded insurance and tracking featureI will automatically upgrade shipping to priorityif the cost difference is within one dollarWorldwide shipping is by 1st classinternational through USPSI always combineshipping whenever possibleAny questions, requests or offersplease don't hesitate to askthrough s message systemI willnotcontact you for any reasonby anymeans other than Anything purchased and paid forby 2 pm is shipped the same day M-F!Thanks for looking!!Have a great day!!!Tony