Hi Dick -

At least two lipo makers, Thunder Power and Apogee, recommend breaking in or conditioning their lipos, so it's probably a good idea.

[link=http://thunderpowerrc.com/PDF/THPSafetyWarnings.pdf]Here are Thunder Power's instructions.[/link]
[link=http://www.pfmdistribution.com/files/ApogeeGuidelines.pdf]Here are Apogee's instructions.[/link]

- Jeff