I'm also using MemoryUp Pro 2.7,I don't know it really does something?!
I have a huge list of Apps:
Themes:
iBerry Neo Zen
MacTheme
Bold_13_icon theme
Apps:
1.Repligo Reader
2.DocsToGo Premium
3.AlertMatrix
4.AutoLock
5.BBFileScout
6.Berry Annoying
7.Berry Buzz
8.CaptureIT
9.PeeKaWho
10.FollowUp
11.Memory Up Pro
12.My Secret Diary
13.Profilier
14.Quick Contacts
15.Quick Launch
16.Quick Pull
17.Wallet
18.Yahoo Messenger
19.Splash Money
20.BBWeather
21.NewsGator Go
22.AutoStandby
23.Pocket 12C SE
24.Google Talk
25.iBee Fart
My Free Mem used to be 22-23MB,my bold works great without any sluggishness!
I don't know whether settings need adjustment and real boost of MemoryUp Pro 2.7
Share your feelings!!