Messaging

SMS Terms & Messaging Policy

Mainstay Systems is a service operated by Applied Ego Software LLC (“Applied Ego Software LLC,” “we,” “us,” or “our”), a Missouri limited liability company. These SMS Terms describe the text-messaging programs we operate and supplement our Terms & Conditions and Privacy Policy.

Document
Messaging
Effective
June 3, 2026
Updated
June 3, 2026
Jurisdiction
Missouri (MO)
Entity
Applied Ego Software LLC
02

Message types & frequency

Depending on your relationship with us, messages may include:

  • Replies to your inquiry and customer-support messages.
  • Account, onboarding, and service notifications.
  • Appointment and follow-up reminders.
  • Occasional service updates and relevant offers, where permitted.

Message frequency varies based on your activity and the programs you opt into.

03

Message & data rates

Message and data rates may applyaccording to your mobile carrier's plan. Mainstay Systemsdoes not charge you for receiving messages, but your carrier's standard rates still apply.

04

Opt-out (STOP) & help (HELP)

You can opt out at any time by replying STOP (or UNSUBSCRIBE, CANCEL, END, or QUIT) to any message. You will receive one final confirmation and then no further messages, except as needed to process the opt-out. To rejoin, opt in again.

For help, reply HELP (or INFO) or email hello@mainstaysystems.co.

05

Mobile data & privacy

06

Messages our customers send

Mainstay Systems also enables our business customers to text their own customers. When a business uses our platform, that business is responsible for obtaining prior express consent from each recipient and for complying with the TCPA, CAN-SPAM, CTIA guidelines, and A2P 10DLC requirements. We provide the tools to capture and document consent, process STOP/HELP automatically, suppress opted-out contacts, and respect quiet hours. See the acceptable-use and messaging sections of our Terms & Conditions.

07

Delivery & carriers

Message delivery is subject to carrier availability and is not guaranteed. Mainstay Systems and the wireless carriers are not liable for delayed or undelivered messages. Carriers are not liable for delayed or undelivered messages.

08

Contact

EntityApplied Ego Software LLC
Operating asMainstay Systems