When they made the world pay switch I asked wprldpay about some options. My Tunnel has a different swiper / chip reader on the same worldpy account a r and they sent me free of charge another swiper that plugs into an I Pad and processes over my Wi Fi. using the Worldpy App.
I got lost somewhere. On the one hand you had an issue with the internet being down (been there) . Thankfully Cryptopay can help solve this and although I don't use it some providers like Comcast will sell you a back up system. As far as betting the farm ... I have a spare swiper for...
The 2 -4th Section here has automtic drains. McMaster May have other brands as well. https://www.mcmaster.com/compressed-air-filters Sorry link takes you to main page. Click on Brand an review specs for auto drain.
Gave up on all but this. Keep a spare and rebuild kit on shelf. Lasts a year or two, then I swap out the unit for the spare and rebuild and order new kit . https://www.kleen-ritecorp.com/p-12901-573-hydrominder-float-valve-only-no-mounting-bracket.aspx
Many Variables. Do you use foam generators? They may need cleaning. What are Pressures set at. If you use flo jets set air to pump at 40 and Air to make foam at 10. Make small air adjustments and see how that works out.
Not sure what "Getting Tired" means. Most machines unless smashed up can be made to look and perform like new with Cleaning, decals and new parts for a lot less than replacing. Tire inflation may be a good addition. Don't expect revenue to be the same as a Vac.
Had one review claim female cashier was rude, Told yelp it must have been for some other business since we don't any female employees. They refused to remove it. Magic words when they call me to advertise "Remove me from your call list".