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    <description>Practical guides on HTML email, Tailwind landing pages and Excel / Google Sheets templates — from the people who build the Foldout templates.</description>
    <language>en</language>
    <lastBuildDate>Sat, 12 Sep 2026 00:00:00 GMT</lastBuildDate>
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      <title>Drop-down lists in Excel and Google Sheets: yes/no, from a list, from a range, dependent</title>
      <link>https://foldoutkit.com/guides/excel-drop-down-list/</link>
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      <pubDate>Sat, 12 Sep 2026 00:00:00 GMT</pubDate>
      <description>How to make a drop-down list in Excel and Google Sheets with data validation: a typed list, a range, a named range on a Setup sheet, a yes/no or ✓ cell, dependent lists with INDIRECT — and what survives in Numbers.</description>
      <category>spreadsheets</category>
      <category>excel</category>
      <category>google sheets</category>
      <category>dropdown</category>
      <category>data validation</category>
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      <title>Excel templates without macros: how to build a spreadsheet you can audit</title>
      <link>https://foldoutkit.com/guides/excel-templates-without-macros/</link>
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      <pubDate>Fri, 11 Sep 2026 00:00:00 GMT</pubDate>
      <description>How to build an Excel or Google Sheets template without macros: named ranges, dropdowns, bounded ranges, conditional formatting, and formulas you can audit.</description>
      <category>spreadsheets</category>
      <category>excel</category>
      <category>google sheets</category>
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      <title>Expense tracker in Google Sheets: the one SUMIFS you need, explained</title>
      <link>https://foldoutkit.com/guides/expense-tracker-google-sheets-sumifs/</link>
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      <pubDate>Fri, 11 Sep 2026 00:00:00 GMT</pubDate>
      <description>Build an expense tracker in Google Sheets or Excel from a plain log: one SUMIFS by category and month, limits, data bars, and a twelve-month view.</description>
      <category>spreadsheets</category>
      <category>expenses</category>
      <category>tracker</category>
      <category>google sheets</category>
      <category>excel</category>
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      <title>Loan amortization in Excel: PMT, month-by-month interest, and extra payments</title>
      <link>https://foldoutkit.com/guides/loan-amortization-excel/</link>
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      <pubDate>Fri, 11 Sep 2026 00:00:00 GMT</pubDate>
      <description>Loan amortization schedule in Excel or Google Sheets: the PMT formula, interest from the balance each month, a schedule that stops at zero, extra payments.</description>
      <category>spreadsheets</category>
      <category>loan</category>
      <category>mortgage</category>
      <category>amortization</category>
      <category>excel</category>
      <category>google sheets</category>
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    <item>
      <title>Gantt chart in Excel without add-ins: conditional formatting, step by step</title>
      <link>https://foldoutkit.com/guides/gantt-chart-excel-conditional-formatting/</link>
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      <pubDate>Fri, 11 Sep 2026 00:00:00 GMT</pubDate>
      <description>Draw a Gantt chart in Excel or Google Sheets with three conditional-formatting rules — no add-ins, no shapes, no macros. Progress fill, blocked bars, today.</description>
      <category>spreadsheets</category>
      <category>gantt</category>
      <category>project</category>
      <category>excel</category>
      <category>google sheets</category>
      <category>conditional formatting</category>
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    <item>
      <title>MJML basics: from readable source to an email Outlook renders</title>
      <link>https://foldoutkit.com/guides/mjml-basics/</link>
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      <pubDate>Fri, 11 Sep 2026 00:00:00 GMT</pubDate>
      <description>What MJML is, how mj-section and mj-column compile to the tables Outlook needs, a shared theme file, and the commands that turn source into HTML you can send.</description>
      <category>email</category>
      <category>mjml</category>
      <category>outlook</category>
      <category>html email</category>
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    <item>
      <title>How to build a monthly budget in Excel that adds itself up</title>
      <link>https://foldoutkit.com/guides/monthly-budget-in-excel/</link>
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      <pubDate>Fri, 11 Sep 2026 00:00:00 GMT</pubDate>
      <description>Build a monthly budget in Excel or Google Sheets from scratch: planned vs actual by category, SUMIFS from a log, savings rate, and a twelve-month view.</description>
      <category>spreadsheets</category>
      <category>budget</category>
      <category>excel</category>
      <category>google sheets</category>
      <category>personal finance</category>
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    <item>
      <title>Why your email breaks in Outlook, and what to do about it</title>
      <link>https://foldoutkit.com/guides/outlook-html-email/</link>
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      <pubDate>Fri, 11 Sep 2026 00:00:00 GMT</pubDate>
      <description>Desktop Outlook renders email with the Word engine. What that removes, what survives, and how to write HTML email that holds together there and in Gmail.</description>
      <category>email</category>
      <category>outlook</category>
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    <item>
      <title>Tailwind landing page checklist: what to check before you ship</title>
      <link>https://foldoutkit.com/guides/tailwind-landing-page-checklist/</link>
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      <pubDate>Fri, 11 Sep 2026 00:00:00 GMT</pubDate>
      <description>Twenty-two checks for a Tailwind CSS landing page before it goes live: built CSS, dark mode, forms, images, accessibility, metadata — one line settles each.</description>
      <category>website</category>
      <category>tailwind</category>
      <category>landing page</category>
      <category>html</category>
      <category>checklist</category>
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