Doormouse Mfg. recommends all Amazing Type-Writer owners contact your local dealership or service station for regular, completely gratis, warranty servicing. In addition to standard lubrication and tune-ups, an official Amazing Type-Writer repairperson will provide your Type-Writer with several new mechanisms:- Full compatibility with the newest Operational Systems;- Dynamically reconfigurable typehead and cardsurface, to support larger mechanisms currently in fashion: as large as 4.7" (size 6) and 5.5" (size 6+), as well as the "classic" sizes 4 and 5;- Improvements to pneumatic tube operations: guaranteed fewer clogged tubes and mangled cards;- General fixes for jams and non-operation situations;- Completely complimentary spit-polish.Repairs and upgrades performed through an authorized Amazing Type-Writer reseller or certified service station are fully warrantied and guaranteed. We cannot be held liable for unlicensed repairs or aftermarket modifications. The Doormouse Mfg. Amazing Type-Writer contains materials known to the state of California to cause cancer. Limit one per customer. No substitutions. 11 11 23 5 7 17