EventTodo Guide
The Complete Event Planning Checklist
A month-by-month timeline covering every task that separates a great event from a stressful one — from 12 months out through the day itself.
Set the foundation
- Define the event's purpose, vibe, and success metrics
- Draft a preliminary guest count and A/B invite lists
- Set a total budget with a 10–15% contingency line
- Lock a target date and 2 backup dates
- Start a shared planning workspace so collaborators aren't emailing you PDFs
Pro tip: The single biggest budget blow-up is booking a venue before fixing your guest count. A 150-person headcount quietly rules out most small venues — lock the number first, tour second.
Venue & anchor vendors
- Tour and book the venue (get the contract, deposit terms, and insurance minimums)
- Book the photographer and videographer — the best ones book 9–12 months out
- Reserve the caterer or in-house F&B package
- Hire an event planner or day-of coordinator if you want your hands free
- Send Save-the-Dates with the RSVP URL
Pro tip: Read the venue contract's cancellation and force-majeure clauses before paying a deposit — and ask for a copy of their required vendor insurance list so your caterer and DJ don't get rejected at the door.
Experience & logistics
- Book entertainment (DJ, band, live acts) and lock the setlist window
- Choose the florist and confirm signature installations
- Order or design invitations, menus, and signage
- Book hotel room blocks and negotiate group rates
- Confirm transportation for guests and vendors
Pro tip: Book entertainment before décor. Guests remember the energy, not the centerpieces — and great DJs and bands book out 6–9 months ahead for peak season Saturdays.
Details that make it feel intentional
- Send formal invitations with the digital RSVP
- Finalize the menu, bar package, and dietary accommodations
- Order rentals: tables, chairs, linens, glassware, dance floor
- Plan the ceremony/program flow with your officiant or emcee
- Confirm the seating chart software and place-card design
Pro tip: Send invitations 8 weeks out, not 6. You'll get 80% of RSVPs within two weeks and still have runway to chase the stragglers before final counts are due.
Confirmations & rehearsals
- Confirm every vendor contract, arrival time, and load-in path
- Finalize the run-of-show timeline with the coordinator
- Chase remaining RSVPs and lock the guest count
- Order welcome bags, favors, and gifts
- Do a tasting, walkthrough, and any dress fittings
Pro tip: Confirm vendors in writing with arrival time and load-in path — a one-line email creates a paper trail that resolves 90% of day-of disputes.
Ship the plan
- Send the final guest count and dietary list to the caterer
- Share the timeline, contact sheet, and floor plan with every vendor
- Prep a day-of emergency kit (chargers, sewing kit, stain pens, meds)
- Confirm payment schedule, tips, and vendor meals
- Delegate: assign point people for setup, gifts, and cleanup
Pro tip: Final guest counts are due to most caterers 7–14 days out, and you'll pay for the number you give — so set your RSVP deadline a full week before that date.
Command center mode
- Wake up early, eat, hydrate — the day accelerates fast
- Vendor check-ins as they arrive; walk the load-in with the coordinator
- Hand out timelines and radios to the team
- Photographer captures the details before guests arrive
- Trust the plan — enjoy the event you built
Pro tip: Assign one trusted person as the decision-maker for anything under $200 so vendors never have to interrupt you — you should be celebrating, not approving extension-cord runs.
The 5 mistakes that blow event budgets
Booking a venue before fixing the guest count
Venue capacity and catering minimums are priced per head. A guest list that drifts from 100 to 160 after the deposit is the #1 way budgets explode. Lock the number first; tour second.
Skipping the contingency line
Overtime fees, weather tents, last-minute rentals — something always comes up. A 10–15% contingency isn't optional; it's the difference between a hiccup and a crisis.
Vetting vendors by Instagram alone
Portfolios show the best night of someone's career. Ask for full galleries, recent references, proof of insurance, and a contract with cancellation terms before paying anything.
Sending invitations too late
Formal invites need 8 weeks, not 6 — longer for destination events. Late invites mean late RSVPs, which means guessing your catering count and paying for no-shows.
No day-of point person
If every vendor question routes to the host, the host never enjoys the event. Delegate one decision-maker with the timeline, contact sheet, and authority to approve small spends.
Event planning questions, answered
How far in advance should I start planning an event?
Twelve months is ideal for weddings and large celebrations; 3–6 months works for smaller parties and corporate gatherings. The earlier you lock your venue and anchor vendors (photographer, caterer), the better your choice of dates and pricing.
What should I book first when planning an event?
Guest count, then budget, then venue — in that order. The venue sets your date and capacity, and everything else (catering, rentals, entertainment) is priced against those two numbers.
How much should I budget for an event?
It varies by guest count and city, but plan your total, then reserve 10–15% as contingency. As a rough split, venue plus catering typically consumes 40–50% of the total, with entertainment, photography, and décor sharing the rest.
When should I send invitations and set the RSVP deadline?
Send formal invitations about 8 weeks out, and set the RSVP deadline 3–4 weeks before the event — at least a week before your caterer's final-count date, which is usually due 7–14 days out.
Do I need a day-of coordinator?
If your budget allows, yes — even for smaller events. If not, designate a trusted friend as point person with the full timeline and vendor contact sheet so questions never reach you mid-celebration.