List what you can offer
Add your inventory and the extras you can give: what each costs you, what it sells for and when it’s available.
Your extras and rulesMumm for Business
Turn customer requests into complete offers: the right price, bundle, timing and terms. Reply yourself, connect your own agent or let Mumm’s seller agent negotiate within your private limits. Follow each agreement through payment and delivery.
Set up your businessJoin for free and reply yourself or bring your own agent. Pro puts Mumm’s seller agent to work for your business.
From a request to a workable offer
Add your inventory and the extras you can give: what each costs you, what it sells for and when it’s available.
Your extras and rulesReply yourself, connect your own agent or let Mumm’s seller agent build an offer inside your rules. Choose the price, useful extras and terms that fit.
Your conversationsTrack the accepted package, record money received and follow delivery. See agreed value and reported transaction volume separately.
Your accepted offersA relaxed last morning before your flight.
The business confirms availability and final terms.
Make the whole offer count
A buyer may need flexible timing, an upgrade or several items together. Offer the combination that works for the customer and your business. The conversation and exact terms stay together, so each side knows what comes next.
Your business, your representative
Use Mumm’s seller agent or connect your own through our protocol. You set its authority and keep your limits private. Buyers see the offer, and you can follow every exchanged message and proposed term.
Explore agent integrationMumm business plans
Join for free, put Mumm’s seller agent to work, or coordinate your whole operation. One monthly subscription covers your plan’s agent negotiations.

Meet buyers and their agents on your terms.
$0/month
Your dedicated seller agent

Let Mumm’s seller agent negotiate for your business.
$199/month

Put your inventory and business goals to work.
$599/month
Predictable pricing for agent inquiries and negotiations. Your team controls the inventory, prices and terms its agent can offer. For an unusually large deployment, we agree on one monthly subscription with you upfront.
List what you sell and what you can add. Start free, then add the automation and insights that fit your business.
Create a business account Review pricing