diff --git a/src/blockchain/ohlcs.js b/src/blockchain/ohlcs.js
index afafc14..ef5e987 100644
--- a/src/blockchain/ohlcs.js
+++ b/src/blockchain/ohlcs.js
@@ -30,6 +30,7 @@ export function refreshOHLCSubs() {
         }
         keys.push(`${pool}|${period}`)
     }
+    console.log('refreshing OHLC subs', keys)
     socket.emit('subOHLCs', chainId, keys)
 }
 
diff --git a/src/charts/shape.js b/src/charts/shape.js
index c21a7c7..2a27548 100644
--- a/src/charts/shape.js
+++ b/src/charts/shape.js
@@ -46,8 +46,6 @@ export function allocationText(buy, weight, amount, baseSymbol, amountSymbol = n
     const hasWeight = weight !== null && weight !== undefined && weight !== 1
     if (hasWeight)
         weight = Number(weight)
-    if (buy===undefined)
-        console.error('allocation text buy', buy)
     let text = buy === undefined ? '' : buy ? 'Buy ' : 'Sell '
     if (hasWeight)
         text += `${(weight * 100).toFixed(1)}%`
diff --git a/src/components/chart/ChartOrder.vue b/src/components/chart/ChartOrder.vue
index 4243461..ac0d571 100644
--- a/src/components/chart/ChartOrder.vue
+++ b/src/components/chart/ChartOrder.vue
@@ -70,7 +70,7 @@ import BuilderFactory from "@/components/chart/BuilderFactory.vue";
 import {builderFuncs, newBuilder, orderFuncs, useChartOrderStore} from "@/orderbuild.js";
 import {useOrderStore, useStore} from "@/store/store.js";
 import {computed, onUnmounted, onUpdated, ref, watchEffect} from "vue";
-import {lightenColor, lightenColor2} from "@/misc.js";
+import {lightenColor, lightenColor2, toPrecision} from "@/misc.js";
 import {useTheme} from "vuetify";
 import RowBar from "@/components/chart/RowBar.vue";
 import ColorBand from "@/components/chart/ColorBand.vue";
@@ -114,7 +114,38 @@ function buildOrder() {
   const order = props.order
   console.log('buildOrder', order)
 
-  if (!order.amount) return null
+  if (!order.amount)
+    return {order: null, warnings: ['Amount must be greater than 0']}
+
+  const symbol = co.selectedSymbol
+  const amountDec = order.amountIsTokenA ? symbol.base.d : symbol.quote.d
+  const amount = BigInt(Math.trunc(order.amount * 10 ** amountDec))
+
+  let warnings = []
+  const inAddr = order.buy ? symbol.quote.a : symbol.base.a
+  const inDec = order.buy ? symbol.quote.d : symbol.base.d
+  const available = s.getBalance(inAddr) / 10 ** inDec
+
+  let needed
+  if (order.amountIsTokenA && order.buy)
+    // need quote currency to buy an amount of base
+    needed = order.amount * co.price
+  else if (order.amountIsTokenA && !order.buy)
+    // sell an exact amount of base
+    needed = order.amount
+  else if (!order.amountIsTokenA && order.buy)
+    // need an exact amount of quote
+    needed = order.amount
+  else if (!order.amountIsTokenA && !order.buy)
+    // sell a quote amount worth of base
+    needed = order.amount / co.price
+  else
+    throw new Error('Invalid order')
+  const deficit = needed - available
+  if (deficit > 0) {
+    const inSymbol = order.buy ? symbol.quote.s : symbol.base.s
+    warnings.push(`Insufficient funds. Add ${toPrecision(deficit, 5)} ${inSymbol} to your vault to complete this order.`)
+  }
 
   // struct SwapOrder {
   //     address tokenIn;
@@ -127,20 +158,24 @@ function buildOrder() {
   //     uint64 conditionalOrder; // use NO_CONDITIONAL_ORDER for no chaining. conditionalOrder index must be < than this order's index for safety (written first) and conditionalOrder state must be Template
   //     Tranche[] tranches;
   // }
-  const symbol = co.selectedSymbol
-  const amountDec = order.amountIsTokenA ? symbol.base.d : symbol.quote.d
-  const amount = BigInt(Math.trunc(order.amount * 10 ** amountDec))
   const amountIsInput = !!(order.amountIsTokenA ^ order.buy)
 
   let tranches = []
   for (const builder of builders.value) {
     console.log('builder', builder)
-    const ts = builderFuncs[builder.id]()
+    const built = builderFuncs[builder.id]()
+    const ts = built.tranches
+    const ws = built.warnings
     console.log('tranches', ts)
     tranches = [...tranches, ...ts]
+    warnings = [...warnings, ...ws]
   }
 
-  return newOrder(tokenIn.value.a, tokenOut.value.a, symbol.exchangeId, symbol.fee, amount, amountIsInput, symbol.inverted, tranches)
+  return {
+    warnings,
+    order: newOrder(tokenIn.value.a, tokenOut.value.a, symbol.exchangeId, symbol.fee,
+                    amount, amountIsInput, symbol.inverted, tranches),
+  }
 }
 
 
diff --git a/src/components/chart/ChartPlaceOrder.vue b/src/components/chart/ChartPlaceOrder.vue
index a9622a9..767aa19 100644
--- a/src/components/chart/ChartPlaceOrder.vue
+++ b/src/components/chart/ChartPlaceOrder.vue
@@ -7,7 +7,7 @@
           Place Dexorder
         </v-btn>
         <v-btn variant="text" prepend-icon="mdi-delete" v-if="co.orders.length>0"
-                     :disabled="!orderChanged" @click="cancelOrder">Reset</v-btn>
+                     :disabled="!orderChanged" @click="resetOrder">Reset</v-btn>
       </template>
       <div class="overflow-y-auto">
         <needs-chart>
@@ -19,7 +19,21 @@
               <v-card-actions>
                 <v-spacer/>
                 <v-btn @click="()=>showResetDialog=false">Keep Existing</v-btn>
-                <v-btn @click="()=>{co.resetOrders(); showResetDialog=false}" color="red" text="Reset Order"/>
+                <v-btn @click="doResetOrder" color="red" text="Reset Order"/>
+              </v-card-actions>
+            </v-card>
+          </v-dialog>
+          <v-dialog v-model="showWarnings" max-width="300">
+            <v-card prepend-icon="mdi-warning" title="Order Warnings" text="Your order has the following warnings:">
+              <v-card-text>
+                <v-list>
+                  <v-list-item v-for="w of orderWarnings">{{w}}</v-list-item>
+                </v-list>
+              </v-card-text>
+              <v-card-actions>
+                <v-spacer/>
+                <v-btn @click="()=>showWarnings=false">Back</v-btn>
+                <v-btn @click="doPlaceOrder">Place Order</v-btn>
               </v-card-actions>
             </v-card>
           </v-dialog>
@@ -78,10 +92,19 @@ const valid = computed(()=>{
 
 const orderChanged = computed(()=>!(co.orders.length===1 && co.orders[0].builders.length===0 && !co.orders[0].amount))
 
-function cancelOrder() {
+const showWarnings = ref(false)
+const orderWarnings = ref([])
+
+function resetOrder() {
   showResetDialog.value = true
 }
 
+function doResetOrder() {
+  co.resetOrders();
+  orderWarnings.value = []
+  showResetDialog.value = false
+}
+
 watchEffect(()=>{
   const removable = []
   for (const order of ws.pendingOrders) {
@@ -108,17 +131,31 @@ watchEffect(()=>{
   }
 })
 
+let built = []
 
 async function placeOrder() {
   const chartOrders = co.orders;
-  const built = []
+  const allWarns = []
+  built = []
   for (const chartOrder of chartOrders) {
     console.log('chartOrder', chartOrder)
     const buildOrder = orderFuncs[chartOrder.id]
-    const order = buildOrder()
+    const {order, warnings} = buildOrder()
     built.push(order)
+    allWarns.push(...warnings)
   }
-  console.log('place orders', built)
+
+  if (allWarns.length > 0) {
+    orderWarnings.value = allWarns
+    showWarnings.value = true
+    return
+  }
+
+  await doPlaceOrder()
+}
+
+async function doPlaceOrder() {
+  console.log('place orders')
   if (ws.transaction!==null) {
     console.error('Transaction already in progress')
   }
diff --git a/src/components/chart/DCABuilder.vue b/src/components/chart/DCABuilder.vue
index dad28ed..b714b2f 100644
--- a/src/components/chart/DCABuilder.vue
+++ b/src/components/chart/DCABuilder.vue
@@ -85,8 +85,6 @@ const amountSymbol = computed(()=>props.order.amountIsTokenA ? co.selectedSymbol
 const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w * props.order.amount, co.selectedSymbol.base.s, amountSymbol.value)))
 
 const endTimes = computed(()=>{
-  if (props.builder.rungs === 1)
-    return DISTANT_FUTURE
   const ts = times.value
   const window = Math.max(MIN_EXECUTION_TIME, Math.floor((ts[ts.length-1]-ts[0])/props.builder.rungs))
   return ts.map((t)=>t+window)
@@ -151,28 +149,28 @@ const timeEndpoints = computed({
   get() { return _timeEndpoints.value},
   set(v) {
     const [a, b] = v
-    update(a,b)
+    update(a,b, true, true)
   }
 })
 
 
 function updateA(a) {
-  update(a, _timeEndpoints.value[1], true)
+  update(a, _timeEndpoints.value[1], true, false)
 }
 
 
 function updateB(b) {
-  update(_timeEndpoints.value[0], b, false)
+  update(_timeEndpoints.value[0], b, false, true)
 }
 
 
-function update(a, b, updatingA) {
-  if (updatingA) {
+function update(a, b, updateA, updateB) {
+  if (updateA) {
     const minB = a + minWidth.value
     if (b < minB)
       b = minB
   }
-  else {
+  if (updateB) {
     const maxA = b - minWidth.value
     if (a > maxA)
       a = maxA
@@ -194,21 +192,27 @@ function buildTranches() {
   const order = props.order
   const builder = props.builder
   const tranches = []
+  const warnings = []
 
   console.log('buildTranches', builder, order, tranches)
   const ts = times.value
   const ets = endTimes.value
   const ws = weights.value
+  console.log('buildTranches times ends weights', ts, ets, ws)
   for(let i=0; i<ts.length; i++) {
+    const endTime = Math.max(ets[i],ts[i]+60);
+    console.log('time check', endTime, s.clock)
+    if (endTime <= s.clock)
+      warnings.push(`Tranche already expired at ${new Date(endTime*1000)}`)
     const t = newTranche({
       fraction: ws[i] * MAX_FRACTION,
       startTime: ts[i],
-      endTime: Math.max(ets[i],ts[i]+60), // always give at least 60 seconds of window to execute
+      endTime, // always give at least 60 seconds of window to execute
       slippage: builder.slippage,
     })
     tranches.push(t)
   }
-  return tranches
+  return {tranches, warnings}
 }
 
 
diff --git a/src/components/chart/DiagonalBuilder.vue b/src/components/chart/DiagonalBuilder.vue
index 407ff49..50f4d69 100644
--- a/src/components/chart/DiagonalBuilder.vue
+++ b/src/components/chart/DiagonalBuilder.vue
@@ -101,7 +101,9 @@ import {computed, ref} from "vue";
 import {allocationText, DLine} from "@/charts/shape.js";
 import {vectorEquals, vectorInterpolate} from "@/vector.js";
 import AbsoluteTimeEntry from "@/components/AbsoluteTimeEntry.vue";
+import {useStore} from "@/store/store.js";
 
+const s = useStore()
 const co = useChartOrderStore()
 const props = defineProps(['order', 'builder'])
 const emit = defineEmits(['update:builder'])
@@ -132,6 +134,7 @@ function buildTranches() {
   const order = props.order
   const builder = props.builder
   const tranches = []
+  const warnings = []
 
   console.log('buildTranches', builder, order, _endpoints.value)
   const la = _endpoints.value[0] // use the flatline format which is a vector of length 4, useful for vectorInterpolate()
@@ -149,6 +152,9 @@ function buildTranches() {
       t.startTime = reversed ? line[2] : line[0]
     if (reversed ? !el : !er)
       t.endTime = reversed ? line[0] : line[2]
+    if (t.endTime <= s.clock)
+      warnings.push(`Tranche already expired at ${new Date(t.endTime*1000)}`)
+
     // console.log('tranche start/end',
     //     t.startTime === DISTANT_PAST ? 'PAST' : t.startTime,
     //     t.endTime === DISTANT_FUTURE ? 'FUTURE' : t.endTime)
@@ -157,7 +163,7 @@ function buildTranches() {
   }
   // if( flipped.value )
   //   tranches.reverse()
-  return tranches
+  return {tranches, warnings}
 }
 
 
diff --git a/src/components/chart/LimitBuilder.vue b/src/components/chart/LimitBuilder.vue
index aedeaea..f5ba4a5 100644
--- a/src/components/chart/LimitBuilder.vue
+++ b/src/components/chart/LimitBuilder.vue
@@ -81,6 +81,7 @@ function buildTranches() {
   const order = props.order
   const builder = props.builder
   const tranches = []
+  const warnings = []
 
   console.log('buildTranches', builder, order, tranches)
   const ps = prices.value
@@ -90,6 +91,9 @@ function buildTranches() {
     const w = ws[i]
     const t = newTranche({
       // todo start/end
+      // todo check expired
+      //     if (endTime <= s.clock)
+      //         warnings.push(`Tranche already expired at ${new Date(endTime*1000)}`)
       fraction: w * MAX_FRACTION,
     })
     const symbol = co.selectedSymbol
@@ -99,7 +103,7 @@ function buildTranches() {
   }
   if (!flipped.value)
     tranches.reverse()
-  return tranches
+  return {tranches, warnings}
 }
 
 
diff --git a/src/components/chart/MarketBuilder.vue b/src/components/chart/MarketBuilder.vue
index e4fb245..e5e3309 100644
--- a/src/components/chart/MarketBuilder.vue
+++ b/src/components/chart/MarketBuilder.vue
@@ -37,7 +37,14 @@ const slippage = computed({
 })
 
 function buildTranches() {
-  return [newTranche({slippage: slippage.value/100})]
+  let warnings = []
+  if (slippage.value < 0.01)
+    warnings.push('Slippage will be set to the minimum of 0.01%')
+  const slip = Math.min(slippage.value, 0.01)
+  return {
+    tranches: [newTranche({slippage: slip / 100})],
+    warnings,
+  }
 }
 
 onMounted(() => builderFuncs[props.builder.id] = buildTranches)
diff --git a/src/components/chart/RungBuilder.vue b/src/components/chart/RungBuilder.vue
index 0331641..b0d0e15 100644
--- a/src/components/chart/RungBuilder.vue
+++ b/src/components/chart/RungBuilder.vue
@@ -102,7 +102,6 @@ watchEffect(()=>{
 })
 
 function setEndpoints(a, b) {
-  // console.log('rb setting endpoints', devectorize(a), devectorize(b))
   endpoints.value = [devectorize(a), devectorize(b)]
 }
 
@@ -125,8 +124,7 @@ const rungs = computed({
     r = Number(r)
     const prevR = Number(props.builder.rungs)
     props.builder.rungs = r
-    // console.log('set rungs', prevR, r, a, b)
-    if ( r > 0 && vectorIsNull(b) ) {
+    if ( prevR === 1 && r > 1 ) {
       // convert single shape to a range
       if (props.mode===0) {
         const width = vectorize(props.stdWidth)
@@ -143,7 +141,7 @@ const rungs = computed({
       else
         throw Error(`Unknown rung mode ${props.mode}`)
     }
-    else if ( r === 1 && !vectorIsNull(b) ) {
+    else if ( prevR > 1 && r === 1 ) {
       // convert from a range to a single shape
       if (props.mode===0)
         a = vectorDiv(vectorAdd(a,b), 2)
diff --git a/src/orderbuild.js b/src/orderbuild.js
index a59c0d5..b3e98e5 100644
--- a/src/orderbuild.js
+++ b/src/orderbuild.js
@@ -56,7 +56,8 @@ export const useChartOrderStore = defineStore('chart_orders', () => {
         if (!selectedSymbol.value)
             return null
         const s = useStore()
-        let result = s.poolPrices[[s.chainId, selectedSymbol.address]]
+        const key = [s.chainId, selectedSymbol.value.address];
+        let result = s.poolPrices[key]
         if (selectedSymbol.value.inverted)
             result = 1 / result
         return result
diff --git a/src/store/store.js b/src/store/store.js
index 5963dba..74320ee 100644
--- a/src/store/store.js
+++ b/src/store/store.js
@@ -133,6 +133,11 @@ export const useStore = defineStore('app', ()=> {
     this.extraTokens = extras
   }
 
+  function getBalance(tokenAddr) {
+    const found = this.balances[tokenAddr]
+    return found === undefined ? 0 : found
+  }
+
   return {
     connected,
     nav, chainId, chainInfo, chain, provider, providerRef, vaultInitCodeHash, account, vaults, vaultVersions,
@@ -141,6 +146,7 @@ export const useStore = defineStore('app', ()=> {
     mockenv, mockCoins,
     removeTransactionSender, error, closeError, addToken, clock, timeZone, balances,
     approved, regionApproved, walletApproved,
+    getBalance
   }
 })