"a bit of a rule" is correct and usable in written English.
You can use this phrase when talking informally about a rule or guideline that is flexible, such as a social custom. For example: "It's kind of a bit of a rule that you bring a hostess gift when you visit someone's house."
And then there's what appears to be, which might be unjust and might be a bit cruel, but there you go, a bit of a rule of thumb for smaller parties in coalitions, not just here but elsewhere in Europe.
In among the many calling cards from young men, valentines, and clippings about football games are signs that Odessa was a bit of a rule breaker.
We have a bit of a rule when evaluating our blood and gore if a player is laughing as they exclaim 'oh shit!' when something happens on screen, we're on the right track.
Chambers has added to this, assessing of his character: "In brief I'd say he loves his job and loves a challenge, is laid back but a bit of a rule-bender and slightly mischievous when it comes to trying to help the patients against hospital policy and hierarchy.
But for all the promise of the Web to allow sophisticated microtargeting of messages, it remains to many campaigns a bit of a Wild West where the rules are still being written and politicians by and large are newly arrived settlers.
After a truly gruesome and gripping prologue, the book soon settles into a good old-fashioned boarding school yarn, with new-boy James coming across as a bit of a loner who plays by the rules.
Still, these examples are perhaps a bit of an exception to the rule; a majority of entrepreneurs have difficulty developing their projects after the event.
Or a bit of an irreverent attitude toward rules and regulations that are common in other cultures.
Trump's other signature policy, the restriction of Muslim immigration, would be more doable, because as Hudak told me, "Presidents do have quite a bit of an ability to affect the rules regarding alien entry into the United States and the issuance of visas".
I suppose I have a bit of an advantage because the concepts in the rules are very familiar to me".
Still, for a billion-dollar entity like the N.F.L. it seems a bit of an ad hoc system, especially given concussion rules that will automatically mean more players temporarily sidelined.
