"Lead generation" gets thrown around as if it's one thing, but for a law firm it covers a handful of very different activities that behave differently and deserve to be judged differently: a directory listing, a Google Ads campaign, a referral relationship, and a blog post that ranks organically are all technically "lead generation," but they have almost nothing else in common.
What actually counts as a lead
A phone call from someone who found you on Google is a lead. So is a form submission from your website, a referral from another lawyer, and a walk-in who saw your sign. The mistake a lot of firms make is only tracking the ones that are easy to track (form submissions) and ignoring the rest, which makes the cheap, hard-to-measure channels (referrals, word of mouth) look like they're doing nothing when they're often doing the most.
Owned, earned, and paid - and why the mix matters
Owned channels are things you control outright: your website, your Google Business Profile, your email list if you have one. Earned channels are attention you get without paying directly for it: a directory listing, a referral, a mention in local news. Paid channels are exactly what they sound like: Google Ads, social ads, sponsored directory placements. A firm that's entirely dependent on one category - usually paid - is exposed to a platform change or a budget cut in a way that a firm with a mix isn't.
Cost per lead is the wrong number by itself
A directory lead that costs $40 and a Google Ads lead that costs $150 look very different until you know the close rate on each. If the $150 lead closes twice as often, it's the cheaper client acquisition in the end. The number that actually matters is cost per retained client, not cost per lead - which means tracking not just where a lead came from, but what happened after your team talked to them.
A simple way to track this without buying software
A shared spreadsheet with a row per new inquiry - source, date, practice area, and outcome (retained, didn't convert, still deciding) - gets 90% of the value of a dedicated CRM for a small firm, and takes ten minutes a week to keep current. Once you have three or four months of that data, the pattern of which sources actually turn into paying clients becomes obvious, and it's usually not the source that generates the most raw inquiries.
Directory leads vs ad leads: different intent
Someone who calls a firm they found through a directory listing has usually compared a few options already and is closer to a decision than someone clicking a Google ad on impulse. That doesn't make directory leads better across the board, but it's worth accounting for when comparing conversion rates between channels - they're not starting from the same place in the decision. See our list of the legal directories worth listing on in Canada.
A monthly five-minute review is enough
Once a month, look at the source column on your inquiry log and ask three questions: which source produced the most retained clients this month, which source is costing money without producing anything, and is there a source you haven't tried that's worth a small test. That's the whole system. It doesn't need to be more sophisticated than that until the firm is large enough to have a dedicated intake role.
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LawDB is a Canadian legal directory covering Ontario, Quebec, and British Columbia. Basic listings are free.