Remove classic asp extension with URL Rewrite and outbound rule rewrite

gistfile1.txt

        <rewrite>
        <rules>
            <rule name="Remove .asp Extension" stopProcessing="true">
                <match url="^(.*?)(\.asp)$" />
                <action type="Redirect" url="{ToLower:{R:1}}" appendQueryString="true" redirectType="Permanent" />
            </rule>

            <rule name="Rewrite to .asp" stopProcessing="true">
                <match url="^(.*)$" />
                <conditions logicalGrouping="MatchAll">
                    <add input="{REQUEST_FILENAME}" matchType="IsFile" negate="true" />
                    <add input="{REQUEST_FILENAME}" matchType="IsDirectory" negate="true" />
                    <add input="{REQUEST_FILENAME}.asp" matchType="IsFile" />
                </conditions>
                <action type="Rewrite" url="{ToLower:{R:1}}.asp" />
            </rule>
        </rules>
        <outboundRules>
            <rule name="RewriteLinksAndFormTagsWithFriendlyURLs" preCondition="ResponseIsHtml1" enabled="true">
                <match filterByTags="Form" pattern="^(.*)\.asp(.*)$" />
                <action type="Rewrite" value="{R:1}{R:2}" />
            </rule>
            <preConditions>
                <preCondition name="ResponseIsHtml1">
                    <add input="{RESPONSE_CONTENT_TYPE}" pattern="^text/html" />
                </preCondition>
            </preConditions>
        </outboundRules>
        </rewrite>